Welding of steel,申请号GB19550030213-传众专利搜索

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发明名称	Welding of steel
摘要
申请公布号	GB780788(A)	申请公布日期	1957.08.07
申请号	GB19550030213	申请日期	1955.10.21
申请人	AIR REDUCTION COMPANY INCORPORATED	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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