| 发明名称 |
ANNULAR SEALS |
| 摘要 |
|
| 申请公布号 |
GB9008789(D0) |
申请公布日期 |
1990.06.13 |
| 申请号 |
GB19900008789 |
申请日期 |
1990.04.19 |
| 申请人 |
DOWTY SEALS LIMITED |
发明人 |
|
| 分类号 |
F16J15/32 |
主分类号 |
F16J15/32 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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