Objectif photographique lumineux à six lentilles,申请号FRD1211357-传众专利搜索

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发明名称	Objectif photographique lumineux à six lentilles
摘要
申请公布号	FR1211357(A)	申请公布日期	1960.03.16
申请号	FRD1211357	申请日期	1958.01.24
申请人	FARRAND OPTICAL CO., INC.	发明人
分类号	G02B13/00	主分类号	G02B13/00
代理机构		代理人
主权项
地址

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