Normale Ansicht MARC ISBD

Patent Practices of the General Dervices Administration : Preliminary Report of the Subcommittee of Patents, Trademarks and Copyrights of the Committee on the Judiciary ; U.S Senate, 86 Congress, 1. Session persuant to S. res. 53 - V, 14 S.

Subjects--Topical Terms:
Patentwesen
USA