Classification of patents.
Hearings before the Committee on patents, subcommittee on classification of patents, House of representatives, Seventy-sixth Congress, first session, on H.R. 3605, a bill to provide a permanent force to classify patents, and so forth, in the Patent office. May 23, 1939.
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Publication
1939 - U.S. Govt. print. off., Washington, District of Columbia
Language
English
Word Count
14,000 words, Guess
Page Count
56 pages
Identifiers
- Library of Congress Control Number39024533
- OCLC Control Number6245164
- Open LibraryOL6392186M
Classifications
- DDC608
- LCCT223 .F 1939
- LCCKF27 .P3 1939a
Subjects
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