Colored oxide film on metals consisting of the class of aluminum and alloys thereof and process of producing same,申请号US19390250840-传众专利搜索

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发明名称	Colored oxide film on metals consisting of the class of aluminum and alloys thereof and process of producing same
摘要
申请公布号	US2237483(A)	申请公布日期	1941.04.08
申请号	US19390250840	申请日期	1939.01.13
申请人	THE FIRM OF SOCIETY OF CHEMICAL INDUSTRY IN BASLE	发明人	GRAENACHER CHARLES;MATTER MAX
分类号	C25D11/24	主分类号	C25D11/24
代理机构		代理人
主权项
地址

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