PLAINTIFF'S EXHIBIT BAB-400 -~S ; ttfS' 7 <s~.. .2- ____^ December 23, 1965 Mr. a.

PLAINTIFF'S EXHIBIT BEA-70 KOPPERS COMPANY INC. 1964 ANNUAL REPORT From the coast or the 8lack Sea, steel for a modern Turkey. ...

for electrodes to build up worn parts.

04/08/97 09:58:45 West Publishing Co -> 420 F 2d 928 (Cite as: 420 F.2d 928, *930) 215 735 3888 Page 805 Page 3 Petitioner's 1968 annual report had been even more specific about the special quality of sintered metal 'Traditional friction materials cannot stand up under the heat and pressure generated in the brakes of jet aircraft, or in the transmission of heavy-duty earthmoving equipment Technological know-how enables Brake Shoe to create parts like these clutch discs out of powdered metals, which are shaped under pressure and then sintered until they fuse ' Petitioner's 1961 annual report provides this comparison between the functions of organic and sintered metal friction materials 'Through its American Brakeblok Division, the company is a major producer of both organic and metallic friction materials Our principal *931 products are brake lining for cars, trucks and buses These are made of asbestos and other materials bonded under heat and pressure with an organic resin 'A fully-loaded jet airliner such as the Boeing 707 weighs about 250,000 pounds and lands at speeds as high as 138 miles pier hour Ordinary materials would melt under the terrific heat generated by its brakes, so American Brakeblok makes jet plane braking materials out of sintered metals This type of material is first formed out of powdered metals into near-finished shapie, and is then fused solid under heat and pressure 'Sintered materials also have the heat and wear resistance needed to stand up under grueling use in crawler tractors and heavy earthmoving equipment.

OUR NEW NAME L. sc S.

OUR NEW NAME '`P$US.RICN'HSlAUSSLAEM'm1"- r miA oofing sc Insulation Co. 31 SOUTH FIFTH STREET 'ELEPHONE: BRoadway 1-5189-90 Milwaukee 4, Wisconsin No.

OUR NEW NAME L. & S.

PURCHASE ORDER L. & S. insulation Co., Inc.

GEORGIA-PACIFIC CORPORATION HOUSTON WAREHOUSE PROF IT AND LOSS STATEMENT BESTWALl GYPSUM DIVISION Paoli, PennsyI vania November, 1966 Plaster Sales Board, lath & Tile Sales Joint SystemSales Other Product Sales Total Sales Trade Discounts - Plaster - Board, lath& Tile - Joint System - Other Products Total Trade Discounts Freight - Plaster - Board, lath & Tile - Joint System - Other Products Total Freight Total Detective Allowances Cash Disc. & Policy All. - Plaster - Board, Lath & Tile - Joint System - Other Products Total Cash Disc. & Policy All.

I 120 EAST LANCASTER AVENUE ARDMORE, PENNSYLVANIA Mareh 6, 1961 Hr* F< M.

ITT Air System Equipment Air Devices, Inc.

TO R.

INTER-OFFICE MEMORANDUM See distribution AT copies to See below date FROM at September 17, 1968 (P 0.

* Hh B B -0 0 2 0 6 5 8 1.

HWBB-0O2H0B6 :1 Industrial Hygiene Digest INDUSTRIAL HEALTH NEWS LITERATURE ABSTRACTS MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL LEGAL MARCH, 1967 (Vol. 31, No. 3) INDUSTRIAL HYGIENE FOUNDATION MELLON INSTITUTE 4400 FIFTH AVENUE PITTSBURGH, PA. 1S213 03122431 HWBB-B020087 INDUSTRIAL.