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发明名称
Bohr- und Gewindeschneidwerkzeug zur Herstellung kegeliger Muffen mit Innengewinde in einem Durchgang
摘要
申请公布号
DE524975(C)
申请公布日期
1931.05.21
申请号
DE1928M104456D
申请日期
1928.04.25
申请人
MANNESMANNROEHREN-WERKE
发明人
分类号
B23G1/22
主分类号
B23G1/22
代理机构
代理人
主权项
地址
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