Perfectionnements apportés aux obturateurs d'appareils photographiques,申请号FRD1036930-传众专利搜索

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发明名称	Perfectionnements apportés aux obturateurs d'appareils photographiques
摘要
申请公布号	FR1036930(A)	申请公布日期	1953.09.14
申请号	FRD1036930	申请日期	1951.05.09
申请人		发明人	ROYER RENE
分类号	G03B9/22	主分类号	G03B9/22
代理机构		代理人
主权项
地址

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