Chercheur pour appareil photographique,申请号FRD798679-传众专利搜索

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发明名称	Chercheur pour appareil photographique
摘要
申请公布号	FR798679(A)	申请公布日期	1936.05.23
申请号	FRD798679	申请日期	1935.12.03
申请人	ERNST LEITZ G. M. B. H.	发明人
分类号	G02B23/14	主分类号	G02B23/14
代理机构		代理人
主权项
地址

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