Catalog of government patents
By: prepared by National Technical Information Service, U.S. Department of Commerce
Publisher: National Technical Information Service, U.S. Dept of Commerce; U.S. G.P.O.
Published: 1981
Place of publication: Springfield Va
Language: eng
Subjects: Patents; Catalogs; Patents, Government-owned
Notes: "January 1981-September 1982."

"PB 81-140600."
Table of contents: title: v.1. Chemical and related arts, 1966-74. Chapters 1-35.; title: v.2. Electrical and related arts, 1966-74. Chapters 36-87.; title: v.3. General and mechanical, 1966-74. Chapters 88-255.; title: v.4. Abstracts 1975-80.; title: v.5. Index 1975-80.