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| 专利权; 专利证书 | |||
| 专有权; 特许权 | |||
| patent right: 34 phrases in 10 subjects |
| Business | 2 |
| Chemistry | 1 |
| China | 13 |
| Commerce | 2 |
| Economy | 7 |
| International trade | 3 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Technology | 3 |
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