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发明名称
Mehrfachwerkzeug zum Bohren von Mikrolöchern in dünnen Metallblechen durch Elektroerosion und Verfahren zur Herstellung desselben
摘要
申请公布号
CH403112(A)
申请公布日期
1965.11.30
申请号
CH19610014447
申请日期
1961.12.13
申请人
ENGELHARD INDUSTRIEN AG
发明人
BEJAT,JEAN
分类号
B23H9/14
主分类号
B23H9/14
代理机构
代理人
主权项
地址
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