| 发明名称 |
Lapping machine |
| 摘要 |
|
| 申请公布号 |
US2530424(A) |
申请公布日期 |
1950.11.21 |
| 申请号 |
US19470765024 |
申请日期 |
1947.07.31 |
| 申请人 |
A. C. WICKMAN, LIMITED |
发明人 |
DICKINSON ERNEST |
| 分类号 |
B24B5/48;B24B35/00 |
主分类号 |
B24B5/48 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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