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| какое + ~ авторское свидетельство | |||
| авторское свидетельство на изобретение | |||
| авторское свидетельство | |||
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| авторское свидетельство на изобретение (чего-л.) | |||
| 发明证书: 28 phrases in 6 subjects |
| Business | 5 |
| Economy | 2 |
| Education | 2 |
| General | 13 |
| Law | 1 |
| Technology | 5 |
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