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发明名称
Rohrverbindung fuer Mehrlagenrohre
摘要
申请公布号
DE939183(C)
申请公布日期
1956.02.16
申请号
DE1953M019711
申请日期
1953.08.15
申请人
MANNESMANN AKTIENGESELLSCHAFT
发明人
PETERSEN ULRICH DIPL.-ING.
分类号
F16L19/065;F16L19/08
主分类号
F16L19/065
代理机构
代理人
主权项
地址
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