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发明名称
Abrasive sectors and mounting apparatus
摘要
申请公布号
US3117603(A)
申请公布日期
1964.01.14
申请号
US19610133968
申请日期
1961.08.25
申请人
NORTON COMPANY
发明人
KEUREN ROBERT G. VAN;COLE THERON M.
分类号
B02C7/12;D21D1/30
主分类号
B02C7/12
代理机构
代理人
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地址
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