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| 書名 | Index to the U.S. patent classification system |
|---|---|
| 著作者等 |
United States. Dept. of Commerce United States. Patent and Trademark Office United States. Patent and Trademark Office. Office of Classification Support |
| 書名別名 |
Index to classification |
| 出版元 | U.S. Dept. of Commerce, Patent and Trademark Office;Supt. of Docs., U.S. G.P.O. [distributor] |
| ページ数 | v. |
| 大きさ | 28 cm |
| ISSN |
01619470 |
| NCID |
AA11043215 ※クリックでCiNii Booksを表示 |
| 言語 | 英語 |
| 出版国 | アメリカ合衆国 |
