Vorrichtung zur Feinregelung der Laufgeschwindigkeit von Kinofilmen,申请号DED520584D-传众专利搜索

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发明名称	Vorrichtung zur Feinregelung der Laufgeschwindigkeit von Kinofilmen
摘要
申请公布号	DE520584(C)	申请公布日期	1931.03.12
申请号	DED520584D	申请日期	1930.01.16
申请人	LE FILM OZAPHANE SOCIETE ANONYME	发明人
分类号	G03B1/42	主分类号	G03B1/42
代理机构		代理人
主权项
地址

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