Verfahren zum elektrischen Stumpfschweissen von Rohren, bei dem die Schweissnaht voneine Gratbildung verhuetenden Koerpern umschlossen wird,申请号DED557604D-传众专利搜索

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发明名称	Verfahren zum elektrischen Stumpfschweissen von Rohren, bei dem die Schweissnaht voneine Gratbildung verhuetenden Koerpern umschlossen wird
摘要
申请公布号	DE557604(C)	申请公布日期	1932.08.25
申请号	DED557604D	申请日期	1930.01.23
申请人	PRESS- UND WALZWERK AKT.-GES.	发明人
分类号	B23K11/00	主分类号	B23K11/00
代理机构		代理人
主权项
地址

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