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经营范围
发明名称
Honing tool
摘要
申请公布号
US2340767(A)
申请公布日期
1944.02.01
申请号
US19410397314
申请日期
1941.06.09
申请人
PRANGE MAURICE N
发明人
PRANGE MAURICE N.
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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