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发明名称
Grinding machine
摘要
申请公布号
US2128762(A)
申请公布日期
1938.08.30
申请号
US19370159608
申请日期
1937.08.17
申请人
WEED WALTER A
发明人
WEED WALTER A.
分类号
B24B41/06
主分类号
B24B41/06
代理机构
代理人
主权项
地址
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