Document wq77wL28djo4nLLm9XxMQVYmE

>12 1960 Guide DISTRICT HEATING (See Corrosion, DUCTS. Perimeter Heating Fanjet Div- Muellennist Irrigation Co- Treatment ef--Srvaaeion Joint+~ln- Airfloor Co. of Calif. *332 457 DAMPERS. Echttitt Fan nlalion, UniugrauiU Meter*, Pipe) Imperial ifawp- Co- *249 Sonoco Products Co., *374 Monarch Mfg. Work*, Inc., *200 Carnes Corp., 271-273 United States Rcgistra Co., >283-287 DISTRICT HEATING, Higb-tem- StraitsviUe Brick Co., >330-331 perature Ffold Systems EVAPORATORS American Air Filter Co., Inc., *111. 142- American Gflsoaite Co., *430 DUCTS. Prefabricated 143,172-174.426 DAMPERS. Mechanical Airflow Co. cf Calif., >333 American-Standard, Induxtrial Div., American Foundry A Pertmc* Ce- DOORS, ACCESS, for Ducts. Cas Anaconda Metal Haae Div., American 90-91,348-349 .118-117 ing Bros Co., Tbe, *168 BeU A Cornett Co., *388-399 Aimiwb Wanning A Ventilating Co.. Rahman Co.. Tbe, *94 Comer Corporation. Inaert Section Bohn Aluminum j Brass Corp., Dan The, *347 Imperial Damper Co., >249 Imperial Damper Co., *249 ville Div., *212 SI AmMnau Co., lot., *551 Bariw-Cotman Co.. >270. 298 Buenaod-fitacey, Inc., *95 Jobna-ManviOe, *435, 440-441 Owesa-Ccrning Fiberglas Corp., *187, 442 Davia Engineering Corp., *391 Dole Refrigerating Co_ *214 Downingtoo Iron Worts, Inc., Div. of Carrier Corporation, .Inert Section Sonoco Product* Co., 374 Pressed Sleet Task Co- *210 Dcwimnlin PmHiirti Inc., >98 DRAFT CONTROL. Barometric StralteviOsBrick Co., 330-331 Drayer-Hsnaoo, Div. cf Natienal-U. S. Imperial Damper Co., *249 Fidd Control Div. of H. D. Cooley A Ucited Sheet Metal Co., Ine., *291 Radiator Corp-, `Insert Section Minneapolis-Boneywall Regulator Co.. Co.. >299-299 United States Register Co., *286-287 Halstead A Mitchell,InsertSection General Controls, >300-391 KriUer Products, A Dir. at Peerlees of Tittklf. Corp., .InertSection Simplex Mfg. Co., >317 DUCTS, Ventilating America, Ine., *12t Toons Resnlator Co.. >288-239 Whitty Co,, Inc., >371 Airfloor Co. of CalH., *332 Mario Coil Co- *1(0 DAMPERS. Multi-Blade Cartocure Engineering Cox?- >98 CarnesCcrp- >273-273 Carrier Corporation, .Inert Section Imperial Damper Co., >349 Whitty Ca, InC-, >371 DRAFT INDUCERS American-Standard, Industrial Div. 9041. 348-349 Ammertnan Co.. Ine., >251 Buffalo Forge Co., >202 Century Fan A Ventilator Co., >203 Anaconda Metal Hon Div., Americas Bras Co., Tbe, >168 Carrier Corporation, Insert Section Ftcxonkw Corp., Expansion Joint# Div., 322 Imperial Damper Co., >349 Sonoco Product* Co-, *374 MeQuar. Ine., *148-149 Pressed Steel Tank Co., >219 Reeold Corporation. >208-209 , Refrigeration Appliances, Ine., `Insert Section Trane Co- Tbe. *162-155 Young Radiator Co- *159 Oarage Fan Co., <7,228 Joy Mfg. Co.. >233-233 New York Blower Co., Tbe, >238 StraitsviUe Brick Co., *339-831 Wirexoold Co., Tba, *293 Yaba-Aimoo Div., Yuba Conaolidated Industries, Inc., >112 Utility Fan Corp-, A Div. of Utility Ap DUST COLLECTING EQUIPMENT DEFLECTION GRILLE (See GrrOra, pliance Corp.. >128 Air Filter Cora., *171 Regieten old OnteXMatal lrfrto! Work, alto Loiaert, Reguten) A-J M/(. Co., >263-283 Air Control Prodncta, Inc- >281 Weatinghouse Electric Corp, Sturtevant Div., >191,248 Whitty Co., Ine.. >371 L. J. Wing Mfc. Co.. >156-157 American Air Filter Co., Inc., *111,143143,173-174,420 American-Standard, Industrial Div., 90-91, 348-349 EXHAUST SYSTEMS. Underfloor and Overtend Ammerman Co- Ine-. >2$1 Air Derisca, Ine., >17D. 284-285 L. J. Wing Mfg. Co- >156-157 American Warming A Ventilating Co^ * Electro-Air C&aner Co., Inc., *181 The, >247 Farr Co.. *182-181 Auer Register Co., Tba, >289 Babnon Co., The. *04 Barber-Caiman Co., >279. 295 Carnes Carp.. >273-273 Qerwin Industrie*, Ine. Hart A Cooley Mis. Co , Headrick Mfg. Co., >278-279 Imperial Damper Co., >249 Independent Resieter Co-. Tbe, >280 Kritaer Prodncta, A Dir. of Fberiees at America, Inn- >121 Krueger Air Conditioning Corp., >281 Tito* Mfs. Corp., Iiwert Section Tuttle A Briley. *284-285 United States Kegixter Co., >288-287 Waterloo Resietax Co., >299 Yoon* Regulator Co- *288-289 DEHUMIDIFIERS Air A Refrigeration Corp., *87 American-Standard, Industrial Div., 90-91.848-349 Btwmod-Staeey, Inc-*95 Buffalo Fbrse CO- *224 Oargoeaire Engineering Carp., *96 Oxrits Corporation, `Insertflection Ctarap Fan Co- *97, 228 Desomatio Prodncta, lac., *98 Dryomatie Corp., *w Kriuv Products, A Div. of Peerlesr of Amriea, Ine., *121 Uarto Coil Co., *103 New York Blower Co., Tbe. *338 Niagara Bioww Co.. *104 Pittsburgh Lectrodryer Dir., HcGraw- Edoon Co., *195 Ready-Power Co., Tbe, *217 Reorid Carp- *208- 209 United Statea Air Conditioning Corp., 107 Westingboum Electric Corp, Btnrteraat Div., .191, 248 York Carp., Sub. Barg-Wamer Corp., DRYERS. Refrigerant Controls Co. of America. >297 Henry Valve Co., >992 MocQro Braes Co- *CS DRYING EQUIPMENT - Aoovent Fan Co., Ine., >219 Air Devices. Inc., >170.294-26$ American-Standard, Industrial Dir., 90-81, 348-349 Campbell Heating Co., >128-129 Dr*vo Corp., >131 New York Blower Co., Tbe, >238 Niagara Blower Co., >194 . Perfection Industrie*. Div. cl Hupp Corp., >338 Pittsburgh Lectrodryer Div., MoGtaw- Edbon Co.. >105 Trace Co- The. >163-155 DUAL-DUCT SYSTEMS Air Devices, Ine., >170. 264-285 Bueneod-8taeey, Ine., >95 Carrier Corporation, 'Insert Section Connor Engineering Corp., >178,274-375 H. H. Robertson Co., >108 Tbertnotank, Ine., >267 DUCT CONNECTORS. Prefabri- . rated Anaconda Metal Horn Div., American Brass Co.. Tbe, >1C8 Zippertubing Co., >453 DUCT FURNACES (See Healer*. Duet) DUCT SILENCERS EW Haasson, Ine., >437 Industrial Acoustics Co.. Inc.. >438 Hoppers Co., Inc-, Metal Product* Div., 439 United Sheet Matal Co., Ine., >291 General Electric, Air Conditioning Dept., *100 Joy Mfg. Co; *223-233 KoppenCo., Ine., Metal Product* Div. DUST COLLECTORS, doth Type American Air Filter Co., Ine., *111.142-- 143, 172-174, 420 EJECTORS, Sewage Aurora Pump Div., Tbe New York Air Brake Co-. *398 Chicago Pump Co.. Sub. Food Machin ery and Chemical Corp., *400-401 ELECTROSTATIC AIR CLEANERS Airtesnp Div., Cbryrier Cora., *118-119 American Air-Filter Co., Inc., *111, 142-143, 172-174, 430 General Electric, Air Conditioning Dept., *100 Minneapolis-Honey ctl Regulator Co., 188.309 Trion. Inc., *189 Westi&ghouae Electric Corp., Sturtevaat Dir., *191, 248 ELECTROSTATIC FILTERS. Gas Electro-Air Cleaner Co., Inc., *181 Trion, Ine., *189 ELECTROSTATIC PRECIPITA TORS (Set Filter*) American-Standard, Industrial Div.. *90-91, 348-349 Knppers Co- Ine- Metal Products Div., EXHAUSTERS Aerovent Fan Co.. Inc- >219 Air Device*. Ine- >170, 284-28S Airfau Engineering Co- >220 Aladdin Heating Corp., >22] Allen Cooler A ventilator, Ioc., >250 American Air Filter Co- Inc- *111,142- 143.172-174,420 American Coolair Corp- *223 American-6landerd, Industrial Div- >90-91.343-349 Ammermao Co-Ine- *251 C. C. Breidert Co.. *254 Buffalo Forge Co., *334 Carnes Corp- >272-273 Century Fan A Ventilator Co., toe- >225 Champion Blower A Forge Co- >226 Chicago Blower Corp- >237 Ciarage Fan Co- >97, 228 DeBothexat Fans Div., American Ma chine A Metals, Inc., >229 Exitaire Co- >255 Carden City Fan Co- >230 General Blower Co.. >231 Hagan Mfg. Co- >469 Ilg Electric Ventilating Co.. *146, 2% Jeon-Air Product* Co., Inc., >257 Joy Mfg. Co- >233-233 Lau Blower Co- The. >234-235 John J. Nesbitt, Inc- >158 New York Blower Co- The. >238 Peeriesa Electric Co- The, >239 Penn Ventilator Co.. >258 Propellair Div., Robbins A Myers, Inc, Reed Unit-Fans, Inc., >241 Rorobi Co- >259 Sheldons Engineering Ltd., >243 Trane Co., Tbe, >152-155 Utility Fan Corp- A Div. at Utility Ap plicants Corp- >126 Viking Air Products, Div. of NationaL U. 8. Radiator Corp- `Insert Section Westingbouse Electric Corp- Sturlevant Div- >191, 248 L. J. Wing MIg. Co- *156-157 DETECTORS. Smoke (Sec Smokt De tector* end fufegtet, far Flue* ami Duett) DEW POINT Se&tixifl. Indicating. DUCTS. AIR CONDITIONING, KEATING AND VENTILATING. Under Concrete Floor Slabs Airfloor Co. of Calif-, >333 Imperial Damper Co., >249 Jobcs-MaaviOe, >435, 448-441 8onoeo Prodncta Co., >374 StraitsviUe Brick Co., 330-331 United Sheet Metal Co., Inc., >291 DUCTS. Flexible Anaconda Metal Hoee Div., Amerioin Bras Co., Tbe. >168 Ftexamca Corp,, Expansion Joints Div., 323 Keflex Mix. Div., U. S. Flexible Metallic d Co., Tbe, *293 EVAPORATIVE COOLERS Acme Industries. Inc- *88-89 Airfnn Engineering Co.. >220 Arkia Air Conditioning Carp., *120 Armstrong Cork Co., Insolation Div., 448 Baltimore Aircoil Co., Ine., *193 EXHAUSTERS. Laboratory Fume American Coolair Corp- *222 American-Standard, Industrial Div., 90-91,348-349 Ammermao Co- Inc- *2S1 G. C. Breidert Co.. *254 Carnee Corp- *272-273 Century Fan A Ventilator Co- Ioc., *225 Exitaire Co- *255 General Blower Co- *231 Jena-Air Products Co- Inc., *257 New York Blower Co- Tbe, *238 Romla Co- >259 Utility Fan Corp- A Div. of Utility Ap pliances Corp- *128 EXPANSION JOINTS American Air Filter Co- Inc., >111,142- 143.172-174. 420 NoomUt following Manufacturer*1 Names refer to p&fles In tbe Catalog Data Section Index to Modem Equipment $13 Sxpanaioa Joint Div- K*fV Mfg. Di- U. S. Flexible Metallic Tubing Co- *593 Robert*h*w-Fultoo Controls Co.. Fulton-Sylpbon Div- >314-315 Tube-Turns, Div. of ChemeIron Corp., *325 J&a-Air Products Co- Inc., >257 Joy Manufacturing Co., `232-233 Lu Bkmr Co., The, >234-235 Morrison Products, Inc- *237 New York Blower Co., Tbe. *238 Niagara Blower Co., >1(M a Electric Co- The, *239 Trane Co., Tlte, *152-155 Utility Fan Corp., A Div. of Utility Ap pliance Corp- >126 Viking Air Products, Div. of National- U. B. Radiator Corp- `Insert Section Western Blower Co., *345 Westingbouae Electric Corp- Sturtevant Div.,.t91. 245 Whitty Co- Inc- *371 FABRIC. Duct (Sc* Duet Fabric) FAN BLADES Aexovent Fan Co., Inc., *219 Brookstde Corporation, >223 Reed Unit-Fans, Inc-, >241 Revcor, Ine., >242 Tornorton Mfg. Co., The, *244 L J. Wing Mfg. Co- >158-157 FAN MOTORS (See Motore. Stearic) FAN SILENCERS Elof Harmon, Inc. >437 Industrial Acoustics Co- >438 FANS, Attic Allen Coaler A Ventilator, Ine., *250 American Coolair Corp- >223 Anwriean-Standsrd, Industrial Div., 90-01,348-349 Cbampioa Blower A Forge Co., *226 Lau Blower Co- The, >234-235 peeriem Electric Co- Tbe, >239 Reed Unit-Fans, Inc- >241 Revcor, Inc., >242 Viking Air Products, Div. of National- UTS. Radiator Corp- `Insert Section PANS. Ariel Flow ` Aerownt Fan Co., Inc., *219 Allen Cookr A Ventilator, Ioc.. *250 American Coolair Corp- *223 American-Standard, Industrial Div- 90-91. 348-349 Ammermao Co- fne- *25f Bahnson Co- The, *94 C C. BriedtttCo.,`354 Brookside Coro., *223 Buffalo Forge Co- *224 Carnes Corp- *279-273 Chirago Blower Corp- *227 DeBothraat Fanx Etiv- Atnerieen Ma chine A Metab. Ine- *229 Ilg Electric Ventilating Co-, *148. 238 Jeon-Air Products Co- Ioc., *257 Joy Mfg. Co- >239-233 New York Blower Co- Tbe, >238 Peerless Electric Co- The, >239 240 Reed Unit-Fans, Inc., *241 Revcor, Ine., *242 Romla Co- *2S9 SheIdoos Engineering Ltd- >243 Torringtan Mfg. Co., *244 TraneCo.,The. *152-155 Western Engineering A Mfg. Co- *260 Weetiaghouae Electric Corp- Sturtevant Div., *191, 246 L. J. Wing Mfg. Co- *158-157 FANS, Centrifugal Aarovunt Fan Co., Inc- *210 Airfac Engineering Co- *220 143, 172-174, 4L_ Amenc*n-8t*odard, industrial Div- 96-91, 348-349 Ammerman Co., foe., *251 G. C. Briedert Co- >254 Broolcaida Corporation, >233 Buffalo Forge Co., *224 E. K. Campbell Co- *130 Carnee Corp., *279-973 Century Fan A Ventilator Co-Inc., *225 Champion Blower A Forge Co- *228 Chicago Blower Corp- *227 Ciarage Fkn Co., *97. 228 DeBotbexat Fans Div- American Ma chine A Metals, loc.. *229 Exitaire Co., *255 Garden City Fan Co., *236 Gensnl Blower Co.. *231 Hirschman-Fohle Co., Inc., *256 Ilg Electric Ventilating Co- *148, 238 Allen Cooler A Ventilator, Ine- >250 G. C. Breidert A Co- The, *254 Philip Cam Mfg. Co.. The, *448-449 Champion Blower A Forge Co., *228 Dole Refrigerating Co., *214 Exitaire Co- *256 Hagan Mfg. Co- *450 Hirscbznan-Fohn Co- Ino., *266 Ilg Electric Ventilating Co., *146, 236 Leu Blower Co- The, *234-235 Morrison Products, Inc . *237 Penn Ventilator Co- *258. Propellair Div.. Robbioa'A Myers, Ine., 240 Romla Co- >259 Utility Fan Corp- A Div. at Utility Ap pliance Corp. >128 Viking Air Products, Div. of Nationai- U. S. Radiator Corp- `Insert Section Western Engineering A Mfg Co- *280 Weiis:t_ingb.oi6uai e*Electric Corp- Sturtevant FANS. Furnace Aladdin Heating Corp., *221 Brookside Corp- *223 Champion Blower A Forge Co- *238 Ciarage Fan Co- *97, 223 Joy Mfg Co- *232-233 Mcuriam* Products, Ine., >237 Torrington Mfg. Co- The *244 Utility Fan Corp- A Div. of Utility Ap pliance Corp., 128 Viking Air Products, Div. of National- U. 5. Radiator Coro- `Insert Section Whitty Co., Ine- *37! L. J. Wing Mfg. Co., `lSfr-UTI FANS. Induced Draft American-Standard, Industrial Div- *90-91. 348-349 Amtncrnum Co., Inc., *251 Buffalo Forge Co- *224 Century Fan A Ventilator Co-Ine., *22S Cbampioa Blower A Forge Co- >228 Chicago Blower Corp-. *227 Ciarage Fan Co- *97,228 DeBotbesat Fans Div., American Ma chine A Metals, Ine., *239 , Garden City Fan Co., *230 General Blower Co., *231 Joy Manufacturing Co- *222-233 Morrison Products, Inc- *237 New York Blower Co- The, *238 Pacific Sled Boiler Div- Nstional-U. S. Radiator Corp- `Insert Section ' Propellair Div- Robbins A Myers, Ine., 240 Sheldons Engineering Ltd., >243 Tjemlond MfgTco- >140 . Utility Fan Corp., A Div. of Utility Ap pliance Corp- <128 Westingbouae Electric Corp- Sturtevant Div., *191,248 WbiUy Co., Ine., *371 L. J. Wing Mfg. Co- .156-157 FANS, Portable Aerovent Fan Co- Inc- *219 Cbampioa Blower A Forge Co., *228 General Blower Co., >231 Ilg Electric Ventilating Co., `140, 236 Joy Mfg. Co- *232-233 Lau Blower Co- The, `234-235 Morrison Products, Inc.. *237 Propellair Div., Robbins A Myexa, Inc., 740 Reed Unit-Fans, Inc., >741 Torrington Mfg. Co., The, *244 L. J. Wing MIg. Co- *158-157 FANS. Propeller Aerovent Fan Co., Ine- *214 Aladdin Heating Carp- *231 Allen Cooler A Ventilator, Ine., *250 American Air Filler Co., Ine., *111.142- 14a, 179-174, 420 American Coolair Corp- *222 American-Standard, Industrial Di>- 90-91, 348-349 Ammertnan Co- Inc., *251 Brookside Corp- *223 Buffalo Forge Co- *234 Carnes Corp., *279-273 Chicago Blower Carp- *227 ClaragB Fan Co- 97, 228 DeBotbexat Fans Div., American Ma chine A Metals, Inc,, >229 Hirschman-Pohle Co., Inc., *258 Ilg Electric Ventilating Co., *146, 238 Jena-Air Product* Co- Ine., *257 Uu Blower Co- The, *234-238 New York Blower Co-The, *238 Peeriesa Electric Co., The, *239 Penn Ventilator Co.. *258 Propellair Div., Robbins A Myers, Ine., 240 Reed Unit-Fans, Inc., *241 Revcor, Ine., *242 Romla Co., *259 Torrington Mfg. Co- Tbe, *244' Trane Co- The, *182-155 Viking Air Products, Div. of National- U. 8. Rsidiator Corp- `Insert Section Western Blower Co., *245 Western Engineering A Mfg. Co- *280 L. J. Wing Mfg. Co., *158-157 FANS, Supply and Extranet Aerovent Fan Co., loo., *219 Airfan Engineering Co., *220 Aladdin Heating Corp., *231 Allen Cooler A Ventilator, Inc., *250 American Air Filter Co,, Inc- `111, 142- 143, 179-174, 420 American Coolair Corp- *223 American-Standard, Industrial Div., 90-61, 348-349 Ammermao Co., Inc., *251 Binks Mfg. Co., *193 G. C. Briedert Co- The, *254 Buffalo Forge Co., *724 Philip Carey Mfg. Co.. Tbe, *448-449 Century Fan A Ventilator Co- Inc., 22S Champion Blower A Forge Co., *228 Ciarage Fas Co., *97c 228 DeBothexat Fans Div., American Ma chine A Metals, Inc., *229 Gardes City Fan Co- *230 General Blower Co., *231 Hirachman-Pohla Co- Ine., *258 Ilg Electric Ventilating Co., *146, 238 Jenn-Air Products Co., Inc., *257 Joy Mfg. Co., *229-233 Uu Blower Co., *234-235 Morrison Products. Ine., *237 New York Blower Co- The, *238 Peeriesa Electric Co- The, *239 Penn Ventilator Co., *258 Propellair Div., Robbins A Myers, loc., 340 Reed Unit-Fane, Ine., *341 Romla Co- *259 Sbetdoaa Engineering Ltd- *743 Trane Co., The. *159-156 ' Utility Fan Corp- A Div. of Utility Ap pliance Corp., *128 Viking Air Products, Div. of National- U. 8. Radiator Corp- `Insert Section Western A Mfg. Co- *260 Weetiaghouae Electric Corp- Sturtevant Div., *191, 246 L. J. Vring Mfg. Co., *158-157 FEEDERS. Boiler Water Cyckrtberm Dir. of Nationai-U. B. Ra diator Corp., *Ineert Beetico Maid-O'-Mist, Ido., *414-415 McDonnell A Miller, Ino., *388-389 Watts Regulator Co.. *428-429 FELT, fnxutaring (Sn Ineelatiem FdC\ FIBER INSULATION (Ess Imtdetum) Please mention THE GUIDE 1918 wben writing to Advertisers Air A Refrigeration Corp- *37 Air Devices, Inc., *170. 284-289 Air-Filter Corp- *171 Borks A Co- *178 Cambridge Filter Corp.. *177 Continental Air Ffltere, Inc., *179 Doilinger Cup., *180 Electro-Air Cleaner Co., Inc., *181 George Evans Corp- The. *184 Farr Co- *1S2-1S3 General Electric, Air Conditioning Drot- *100 Joy Mfg. Co.. *239-233 Mine Safety Appliances Co- *188 Morrison Products, Inc., >237 Oen-Corning Fiberglas Cons `187,443 Pittsburgh Plate Glass Co.. Fiber Glass Div- M45 Research Products Corp., <18$ Trion, Inc., -- FILTERS, Air Cleacable and Throw-away American Air FQter Co- Ine.. *111 142143, 179-174, 420 Cambridge Filter Corp- *177 Continental Air Filters, Ine., *179 Mine Safety Appliances Co., *188 Viking Air Products, Div. cf National- U. 8. Radiator Corp- `Insert fWtl-- American Air Filter Co., Inc., .ill. 142143, 179-174, 420 Continental Air Filters, foe., <179 Dollinger Cora., *180 Electro-Air Cleaner Co., Inc.. *181 Farr Co- `182-183 Mine Safety Appliances Co- >185 Trion, Ino., *189 FILTERS, Air, SubJtkiea Cambridge Filter Co- *177 Mine Safety Appliances Co- *185 Trion, Inc., *189 FILTERS, Electrostatic Precfpfta- Dolluiger Corp- >l$Q Electro-Air Cleaner Co- Inc., *181 General Electric, Air Conditioning Dept- *100 Kopjjen Co- Ine- Metal Produete Div- Minneapolis-Hoaaywell Regaintor Co*188,309 Trion, Inc., *189 Westingbouae Electric Carp.. Sturtevant Div., .191.248 FILTERS. Cat American Air Filter Co., Inc., *111, 142- 143, 172-174, 490 Trion, Io., *189 FILTERS, Crease Air Devices, Ino., *170, 284-265 Air Filter Corn- *171 American Air Filter Co- Ido., *111,142- 143, 173-174, 420 Burke A Co., 176 Continental Air FUteri, Inc., *179 Dollinger Corp., 180 , George Evans Corp- The, *184 X Farr Co- *182-183 Morrison Products, Inc., *237 Research Products Cbrp., *188 Trion, Inc., *189 Vortex Co., *190 FILTERS. Liquid Dollinger Corp., *180 Henry Valve 0>- *303 Rraiad Co- Ine.. Tbe, *403 Mine Safety Appliances Co- *185 H. A. Phillip* k Co- *312 FILTERS, Noise Elof Hannon, Ine- *437 Industrial Acoustics Co- Inc- *438 "Koppers Co., Idc., Metal Product* Div-