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发明名称
Abrasive stone holder
摘要
申请公布号
US2000611(A)
申请公布日期
1935.05.07
申请号
US19340715238
申请日期
1934.03.12
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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