Film for photographic purposes,申请号US19310562411-传众专利搜索

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发明名称	Film for photographic purposes
摘要
申请公布号	US1904113(A)	申请公布日期	1933.04.18
申请号	US19310562411	申请日期	1931.09.11
申请人	W. M. STILL & SONS LIMITED	发明人	ADAMSON ANDREW GEORGE
分类号	G03C1/795	主分类号	G03C1/795
代理机构		代理人
主权项
地址

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