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发明名称
Verfahren zum Herstellen eines Rohres mit innenliegendem, am Rohr festgelegtem Einsatzrohr
摘要
申请公布号
DE1131631(B)
申请公布日期
1962.06.20
申请号
DE1958SC24961
申请日期
1958.11.04
申请人
R. & G. SCHMOELE METALLWERKE
发明人
WOHLFAHRT DIPL.-ING. EBERHARD
分类号
B21C37/15
主分类号
B21C37/15
代理机构
代理人
主权项
地址
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