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经营范围
发明名称
Adjustable hone
摘要
申请公布号
US2269378(A)
申请公布日期
1942.01.06
申请号
US19410396916
申请日期
1941.06.06
申请人
PALOTCE JOHN J
发明人
PALOTCE JOHN J.
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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