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发明名称
Lapping machine
摘要
申请公布号
US1744886(A)
申请公布日期
1930.01.28
申请号
US19280252588
申请日期
1928.02.07
申请人
THE R. K. LE BLOND MACHINE TOOL COMPANY
发明人
GROENE WILLIAM F.
分类号
B24B5/42
主分类号
B24B5/42
代理机构
代理人
主权项
地址
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