Perfectionnements aux appareils photographiques et à leurs accessoires,申请号FRD815571-传众专利搜索

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发明名称	Perfectionnements aux appareils photographiques et à leurs accessoires
摘要
申请公布号	FR815571(A)	申请公布日期	1937.07.16
申请号	FRD815571	申请日期	1936.07.30
申请人		发明人	BILLING NOEL PEMBERTON
分类号	G03B19/04	主分类号	G03B19/04
代理机构		代理人
主权项
地址

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