| 发明名称 |
Grinding disc |
| 摘要 |
Abrasive discs with spaced portions removed from the circumference in the form of rounded and elongated V-shapes provide, when in use, complete vision of a workpiece being abraded with reduced tendency to snag on obstructions.
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| 申请公布号 |
US6077156(A) |
申请公布日期 |
2000.06.20 |
| 申请号 |
US19980212713 |
申请日期 |
1998.12.16 |
| 申请人 |
NORTON COMPANY |
发明人 |
AMIN, RAJUL;MIELINSKI, JOSEPH;KNOWLTON, GLENN R. |
| 分类号 |
B24D7/12;B24D9/08;B24D13/14;(IPC1-7):B24B7/00 |
主分类号 |
B24D7/12 |
| 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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