Einrichtung zur Ermittlung der Steilheit von lichtempfindlichen Schichten fuer Bild- oder Tonaufzeichnungen,申请号DE1937K156307D-传众专利搜索

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发明名称	Einrichtung zur Ermittlung der Steilheit von lichtempfindlichen Schichten fuer Bild- oder Tonaufzeichnungen
摘要
申请公布号	DE728750(C)	申请公布日期	1942.12.03
申请号	DE1937K156307D	申请日期	1937.07.01
申请人	KLANGFILM G.M.B.H.	发明人	NEUMANN DR. HELMUTH
分类号	G01J1/42	主分类号	G01J1/42
代理机构		代理人
主权项
地址

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