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发明名称
Lapping device
摘要
申请公布号
US2541786(A)
申请公布日期
1951.02.13
申请号
US19490090925
申请日期
1949.05.02
申请人
HERMAN STECKROTH
发明人
STECKROTH HERMAN
分类号
B24B33/08
主分类号
B24B33/08
代理机构
代理人
主权项
地址
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