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专利信息
| 检索
| 专利信息 | |
| libr. | patent information |
| 检索 | |
| gen. | index; indexing |
| agric. | retrieving |
| comp. | retrieve |
| econ. | retrieve |
| eng.geol. | retrieval |
| oil | recall |
| |||
| patent information | |||
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专利信息 : 8 phrases in 4 subjects |
| Business | 1 |
| Electronics | 4 |
| Law | 1 |
| Librarianship | 2 |
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