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发明名称
Abstechvorrichtung fuer langgestreckte, stabfoermige Koerper, beispielsweise Rohre
摘要
申请公布号
DE829977(C)
申请公布日期
1952.01.31
申请号
DE1950R004389
申请日期
1950.10.06
申请人
RHEINISCHE ROEHRENWERKE A.G.
发明人
DAPRA FERDINAND
分类号
B23D21/04
主分类号
B23D21/04
代理机构
代理人
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