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发明名称
Grinding head and grinding surface therefor
摘要
申请公布号
US2842903(A)
申请公布日期
1958.07.15
申请号
US19560563675
申请日期
1956.02.06
申请人
LEAVITT MACHINE COMPANY
发明人
RALYS STANLEY C.
分类号
B24D9/00
主分类号
B24D9/00
代理机构
代理人
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