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经营范围
发明名称
Grinding machine
摘要
申请公布号
US2379281(A)
申请公布日期
1945.06.26
申请号
US19420462929
申请日期
1942.10.22
申请人
GENERAL MOTORS CORPORATION
发明人
CRAMER RAYMOND H.
分类号
B24B5/18
主分类号
B24B5/18
代理机构
代理人
主权项
地址
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