Verfahren zum Behandeln der Schweissnaht beim Nahtschweissen von Stahlrohren,申请号DE19671602308-传众专利搜索

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发明名称	Verfahren zum Behandeln der Schweissnaht beim Nahtschweissen von Stahlrohren
摘要
申请公布号	DE1602308(A1)	申请公布日期	1970.04.23
申请号	DE19671602308	申请日期	1967.05.11
申请人	MANNESMANN AG	发明人	OPPERMANN,WILLI
分类号	B23K5/22;C21D9/50	主分类号	B23K5/22
代理机构		代理人
主权项
地址

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