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Title Defensive publication [microform] / United States Patent Office.
Imprint [Washington, D.C.] : The Office,

Identity MICROFILM 
Call No.*XFR-20
LocationSIBL - Science Industry and Business 
HoldingsJan. 1975-Sept. 1986.

Location Call No. Status Help Message
 SIBL - Science Industry and Business  *XFR-20  T930001-T107001 (Jan. 1975-Sept. 1986)    AVAILABLE  USE IN LIBRARY

Details

Description v. : ill.
Note Microfilm Reels are cumulative.
Description based on: Jan. 7, 1975-Dec. 1985.
Title on cartridge: U.S.P.T.O. defensive publications.
Reproduction Microfilm. Woodbridge, Conn. : Research Publications, Inc., 1986- . - microfilm in cartridges ; negative : 16 mm.
Issued By Beginning with Mar. 4, 1975, published by the office under its later name: United States Patent and Trademark Office.
Subject Patents -- United States -- Abstracts.
Added Author United States. Patent Office.
United States. Patent and Trademark Office.
Added Title U.S.P.T.O. defensive publications.
Defensive publications.
Call No. *XFR-20
Research Call Number *XFR-20