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经营范围
发明名称
Grinding wheel dressing
摘要
申请公布号
US2367857(A)
申请公布日期
1945.01.23
申请号
US19420470726
申请日期
1942.12.31
申请人
PACKARD MOTOR CAR COMPANY
发明人
FINDLATER JACK H.
分类号
B24B53/12
主分类号
B24B53/12
代理机构
代理人
主权项
地址
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