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经营范围
发明名称
Polishing apparatus
摘要
申请公布号
US2601581(A)
申请公布日期
1952.06.24
申请号
US19500144243
申请日期
1950.02.15
申请人
ZEILER FRANK J
发明人
ZEILER FRANK J.
分类号
B24B5/38
主分类号
B24B5/38
代理机构
代理人
主权项
地址
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