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发明名称
Portable cylinder grinder
摘要
申请公布号
US1797837(A)
申请公布日期
1931.03.24
申请号
US19260116004
申请日期
1926.06.14
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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