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经营范围
发明名称
Anschlussenden von Strebenrohren fuer geschweisste Knotenpunkte
摘要
申请公布号
DE809590(C)
申请公布日期
1951.07.30
申请号
DE1948P018571D
申请日期
1948.10.19
申请人
WESTDEUTSCHE MANNESMANNROEHREN A. G.
发明人
ZIMMERMANN GUENTHER DIPL.-ING.;JAMM WILHELM DIPL.-ING.;LEWENTON GEORG DIPL.-ING.
分类号
B23K7/00
主分类号
B23K7/00
代理机构
代理人
主权项
地址
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