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发明名称
Einrichtung zur Nietung von Rohren und aehnlichen Hohlkoerpern
摘要
申请公布号
DE536690(C)
申请公布日期
1931.10.29
申请号
DED536690D
申请日期
申请人
DR.-ING. E.H. HUGO JUNKERS
发明人
分类号
B21J15/36
主分类号
B21J15/36
代理机构
代理人
主权项
地址
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