Method of treating photographic material,申请号US19400340392-传众专利搜索

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发明名称	Method of treating photographic material
摘要
申请公布号	US2317591(A)	申请公布日期	1943.04.27
申请号	US19400340392	申请日期	1940.06.13
申请人	HARTFORD NATIONAL BANK AND TRUST COMPANY	发明人	CRAMWINCKEL ARNAUD;DIPPEL CORNELIS JOHANNES;KEUNING KLAAS JANNES;WEENEN FRANEISCUS LAMBERTUS VAN
分类号	G03D13/04	主分类号	G03D13/04
代理机构		代理人
主权项
地址

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