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经营范围
发明名称
Vorrichtung zum Aussen- oder Innenbearbeiten von Werkstuecken, vornehmlich zum Herstellen hohlkugel- oder kegelfoermiger Bohrungen
摘要
申请公布号
DE939548(C)
申请公布日期
1956.02.23
申请号
DE1941G003996D
申请日期
1941.02.04
申请人
GRAFENSTADEN MASCHINENBAU A. G.
发明人
BEUTEL FRANZ;HAUSER LADISLAUS
分类号
B23B5/40
主分类号
B23B5/40
代理机构
代理人
主权项
地址
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