Preparation and operation of platinum plating baths,申请号US19320588492-传众专利搜索

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发明名称	Preparation and operation of platinum plating baths
摘要
申请公布号	US1906178(A)	申请公布日期	1933.04.25
申请号	US19320588492	申请日期	1932.01.23
申请人	JOHNSON MATTHEY & COMPANY LIMITED	发明人	POWELL ALAN RICHARD;DAVIES EMYR CONWY;SCOTT ARTHUR WILLIAM
分类号	C01G55/00;C25D3/50	主分类号	C01G55/00
代理机构		代理人
主权项
地址

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