Method of treating aluminum surfaces,申请号US19430481320-传众专利搜索

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发明名称	Method of treating aluminum surfaces
摘要
申请公布号	US2507314(A)	申请公布日期	1950.05.09
申请号	US19430481320	申请日期	1943.03.31
申请人	ALUMINUM COMPANY	发明人	MASON RALPH B.
分类号	B41N3/03;C23F3/02	主分类号	B41N3/03
代理机构		代理人
主权项
地址

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