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发明名称
Maschine zum Abbiegen der Seitenkanten trapezfoermiger Blechschuesse fuer zu falzende konische Rohre
摘要
申请公布号
DE851943(C)
申请公布日期
1952.10.09
申请号
DE1949B000175
申请日期
1949.10.20
申请人
HCH. BERTRAMS AKTIENGESELLSCHAFT
发明人
FAUST FRITZ
分类号
B21C37/18;B21D51/28
主分类号
B21C37/18
代理机构
代理人
主权项
地址
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