PREPARATION OF PHOTOGRAPHIC EMULSIONS,申请号CAD487072-传众专利搜索

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发明名称	PREPARATION OF PHOTOGRAPHIC EMULSIONS
摘要
申请公布号	CA487072(A)	申请公布日期	1952.10.07
申请号	CAD487072	申请日期
申请人	E.I. DU PONT DE NEMOURS AND COMPANY	发明人	ORION EDWIN SCHUPP, JR.
分类号		主分类号
代理机构		代理人
主权项
地址

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