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经营范围
发明名称
Lapping machine
摘要
申请公布号
US2839877(A)
申请公布日期
1958.06.24
申请号
US19540419227
申请日期
1954.03.29
申请人
CRANE PACKING COMPANY
发明人
BOETTCHER STEPHEN A.
分类号
B24B37/04
主分类号
B24B37/04
代理机构
代理人
主权项
地址
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