Method of and bath for anodic treatment of aluminum,申请号US19340726897-传众专利搜索

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发明名称	Method of and bath for anodic treatment of aluminum
摘要
申请公布号	US1977622(A)	申请公布日期	1934.10.23
申请号	US19340726897	申请日期	1934.05.22
申请人	BUZZARD ROBERT W	发明人	BUZZARD ROBERT W.
分类号	C25D11/38	主分类号	C25D11/38
代理机构		代理人
主权项
地址

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