Exposure control device for photographic cameras,申请号US19580717348-传众专利搜索

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发明名称	Exposure control device for photographic cameras
摘要
申请公布号	US2949070(A)	申请公布日期	1960.08.16
申请号	US19580717348	申请日期	1958.02.25
申请人	AGFA AKTIENGESELLSCHAFT	发明人	FROST PAUL
分类号	G03B7/12	主分类号	G03B7/12
代理机构		代理人
主权项
地址

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