Procédé pour la soudure des tubulures,申请号FRD1146779-传众专利搜索

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发明名称	Procédé pour la soudure des tubulures
摘要
申请公布号	FR1146779(A)	申请公布日期	1957.11.14
申请号	FRD1146779	申请日期	1956.02.09
申请人	WALTHER & COMPAGNIE AKTIENGESELLSCHAFT	发明人
分类号	B23K9/028	主分类号	B23K9/028
代理机构		代理人
主权项
地址

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