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经营范围
发明名称
Electrolytic drilling and tapping apparatus
摘要
申请公布号
US3271288(A)
申请公布日期
1966.09.06
申请号
US19600072890
申请日期
1960.12.01
申请人
GENERAL ELECTRIC COMPANY
发明人
CRAWFORD JOSEPH H.;PETERS WILLIAM H.
分类号
B23H9/00
主分类号
B23H9/00
代理机构
代理人
主权项
地址
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