| 发明名称 |
BALL-SCREW MECHANISM |
| 摘要 |
|
| 申请公布号 |
CA969391(A) |
申请公布日期 |
1975.06.17 |
| 申请号 |
CA19740192748 |
申请日期 |
1974.02.18 |
| 申请人 |
SHEPPARD, RICHARD H. |
发明人 |
SHEPPARD, RICHARD H. |
| 分类号 |
|
主分类号 |
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| 代理机构 |
|
代理人 |
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| 主权项 |
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| 地址 |
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