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发明名称
Verfahren zum Verbinden von verzinkten Rohren
摘要
申请公布号
DE833434(C)
申请公布日期
1952.03.10
申请号
DE1950D002910
申请日期
1950.05.25
申请人
W.B. DIEPEVEEN & CO. N.V.
发明人
分类号
F16L13/02
主分类号
F16L13/02
代理机构
代理人
主权项
地址
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