Prevention of fraud in practice before the Patent Office : hearing before the Committee on Patents, United States Senate, Seventy-first Congress, second session, on H.R. 699, an act to prevent fraud, deception, or improper practice in connection with business before the United States Patent Office, and for other purposes, April 30, 1930.

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Bibliographic Details
Corporate author / creator:United States. Congress. Senate. Committee on Patents.
Imprint:Washington : U.S. G.P.O., 1930.
Description:16 p. ; 24 cm.
Format: U.S. Federal Government Document Print Book
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Notes:"Printed for the use of the Committee on Patents." classification:Y 4.P 27/2:F 86/2