Verfahren zum Herstellen von Bildtonfilmnegativen,申请号DE1938G097072D-传众专利搜索

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发明名称	Verfahren zum Herstellen von Bildtonfilmnegativen
摘要
申请公布号	DE672699(C)	申请公布日期	1939.03.08
申请号	DE1938G097072D	申请日期	1938.01.22
申请人	GEYER-WERKE KOMM.-GES.	发明人
分类号	G03B31/00	主分类号	G03B31/00
代理机构		代理人
主权项
地址

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