Improvements relating to the cutting of metals,申请号GB19520025675-传众专利搜索

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发明名称	Improvements relating to the cutting of metals
摘要
申请公布号	GB731953(A)	申请公布日期	1955.06.15
申请号	GB19520025675	申请日期	1952.10.14
申请人	NATIONAL RESEARCH DEVELOPMENT CORPORATION	发明人	MACKIE DAVID RONALD
分类号	B23K9/013	主分类号	B23K9/013
代理机构		代理人
主权项
地址

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