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发明名称
VERFAHREN ZUR HERSTELLUNG VON DUENNWANDIGEN ZWEIKANALROHREN
摘要
申请公布号
DE2738862(A1)
申请公布日期
1979.03.22
申请号
DE19772738862
申请日期
1977.08.29
申请人
KABEL- UND METALLWERKE GUTEHOFFNUNGSHUETTE AG
发明人
NIWIERA,WOLFGANG,DIPL.-ING.;HOLTORF,FRANZ-JOSEF,ING.
分类号
B21C37/15;(IPC1-7):B21C37/08
主分类号
B21C37/15
代理机构
代理人
主权项
地址
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