An economic review of the patent system
Fritz Machlup巻:
15
年:
1958
版:
1
出版社:
U.S. Govt. Print. Off., 1958
言語:
english
ページ:
89
シリーズ:
Study of the Subcommittee on Patents, Trademarks, and Copyrights, United States Congress Study of the Subcommittee on Patents, Trade-marks, and Copyrights of the Committee on the Judiciary, United States Senate, study 85. Congr., 2.sess. Committee Print
ファイル:
EPUB, 138 KB
IPFS:
,
english, 1958