| 发明名称 |
Перекрывное устройство |
| 摘要 |
|
| 申请公布号 |
RU442722(C) |
申请公布日期 |
2006.02.27 |
| 申请号 |
SU19721843067 |
申请日期 |
1972.11.02 |
| 申请人 |
|
发明人 |
|
| 分类号 |
F16K31/02;B64D13/06 |
主分类号 |
F16K31/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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