Amendment's to Patent Laws. Hearings....on H.R. 8441...H.R. 8442(& Substitute H.R. 9616)....H.R. 8444...H.R. 9384....H.R. 9386....H.R. 9388...May 9, and 16, 1940
Author: United States. U.S. Congress. House. Comm't on patents
Publisher:
Published: 1940
Total Pages: 98
ISBN-13:
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