| 发明名称 |
Fastening device for psa abrasive disc |
| 摘要 |
A backup pad having a protruding centering button to quickly fasten pressure sensitive adhesive abrasive discs and other surface treating discs on a backup pad for a conventional power rotary tool.
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| 申请公布号 |
US3883998(A) |
申请公布日期 |
1975.05.20 |
| 申请号 |
US19740441262 |
申请日期 |
1974.02.11 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
DOSSER, DALE M. |
| 分类号 |
B24D9/08;(IPC1-7):B24D17/00 |
主分类号 |
B24D9/08 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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