Perfectionnements aux organes d'entraînement des films,申请号FRD835748-传众专利搜索

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法人/股东/高管

发明名称	Perfectionnements aux organes d'entraînement des films
摘要
申请公布号	FR835748(A)	申请公布日期	1938.12.29
申请号	FRD835748	申请日期	1938.03.26
申请人	ELECTRICAL RESEARCH PRODUCTS INC.	发明人
分类号	G11B15/50	主分类号	G11B15/50
代理机构		代理人
主权项
地址

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