/ DELBAG-LUFTFILTER GmbH SEIT 1909 Hauptverwaltung 1000 B e rlin 31 (Halensee) S ch w e id n itze r S tr 11-16 Postfach 31 0 4 6 9 Niederlassung Neuss 4044 Kaarst 2 Gutenbergstr 1 Postfach 1248 r BY AIR MAIL Food And Drug Administration Rm 4-65 5600 Fishers Lane i Rockville, MD 20852 USA Ihr Telefon Ihre Zeichen Ihr Telex Ihre N achricht vom j unsere Zeichen TLA/Si/VAN/Si/An on l Berlin 31 Tag June 11, 1976 Bearbeiter M p , S i n h u b e r b e trifft Re.: Air Filtration in the Food and Drug Industry by means of Glass Fiber Filters Gentlemen, We refer to your publication in the U.

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PUBLC HEALTH SLRVICE POOD AND DRUG ADMINi.STRATON : Robert K BcV.i finer, Phhft., ]>:lrecf.or O ffic e oi.