Improvements in or relating to welding,申请号GB19530031295-传众专利搜索

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发明名称	Improvements in or relating to welding
摘要
申请公布号	GB767719(A)	申请公布日期	1957.02.06
申请号	GB19530031295	申请日期	1953.11.11
申请人	PHOENIX-RHEINROHR AKTIENGESELLSCHAFT VEREINIGTE HUTTEN- UND ROHRENWERKE	发明人
分类号	B23K35/30	主分类号	B23K35/30
代理机构		代理人
主权项
地址

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