Brevets d'inventions : l'idée créatrice et le tour de main
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| OCLC: | 12784926 |
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| 主要作者: | |
| 企業作者: | |
| 語言: | French |
| 出版: |
Gutenberg,
A. Kessler,
1946.
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| 主題: | |
| 格式: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |
| 實物描述: | 149 p. illus., diagrs. 23 cm. |
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| Place of Publication: | France. |