Copper base alloy and welding rod,申请号US19360071448-传众专利搜索

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发明名称	Copper base alloy and welding rod
摘要
申请公布号	US2112373(A)	申请公布日期	1938.03.29
申请号	US19360071448	申请日期	1936.03.28
申请人	OXWELD ACETYLENE COMPANY	发明人	LYTLE ARTHUR R.
分类号	B23K35/30;C22C9/04	主分类号	B23K35/30
代理机构		代理人
主权项
地址

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