Method of treating photographs and the resulting article,申请号US19360080142-传众专利搜索

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发明名称	Method of treating photographs and the resulting article
摘要
申请公布号	US2074858(A)	申请公布日期	1937.03.23
申请号	US19360080142	申请日期	1936.05.16
申请人	RAFFO ALFRED C	发明人	RAFFO ALFRED C.
分类号	G03C5/48	主分类号	G03C5/48
代理机构		代理人
主权项
地址

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