PROCESS FOR IMPROVING THE WHITENESS OR COLOUR OF MATERIALS,申请号CAD505479-传众专利搜索

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发明名称	PROCESS FOR IMPROVING THE WHITENESS OR COLOUR OF MATERIALS
摘要
申请公布号	CA505479(A)	申请公布日期	1954.08.31
申请号	CAD505479	申请日期
申请人	ILFORD LIMITED	发明人	GEORGE F. DUFFIN;JOHN D. KENDALL
分类号		主分类号
代理机构		代理人
主权项
地址

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