Dispositif de guidage du film pour appareils cinématographiques, notamment pour films étroits,申请号FRD828744-传众专利搜索

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发明名称	Dispositif de guidage du film pour appareils cinématographiques, notamment pour films étroits
摘要
申请公布号	FR828744(A)	申请公布日期	1938.05.27
申请号	FRD828744	申请日期	1937.11.06
申请人	STEATIT-MAGNESIA AKTIENGESELLSCHAFT	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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