共 50 条
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- [2] Evolution of the Claims of U. S. Patents JOURNAL OF THE PATENT OFFICE SOCIETY, 1938, 20 (05): : 457 - 490
- [3] Evolution of the Claims of U. S. Patents JOURNAL OF THE PATENT OFFICE SOCIETY, 1938, 20 (04): : 377 - 399
- [4] Evolution of the Claims of U. S. Patents JOURNAL OF THE PATENT OFFICE SOCIETY, 1938, 20 (02): : 134 - 156
- [8] Narcotics U. S. A AMERICAN JOURNAL OF PUBLIC HEALTH AND THE NATIONS HEALTH, 1953, 43 (01): : A96 - A96