Single objective mirror reflex cameras,申请号US19540447728-传众专利搜索

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发明名称	Single objective mirror reflex cameras
摘要
申请公布号	US2980001(A)	申请公布日期	1961.04.18
申请号	US19540447728	申请日期	1954.08.04
申请人	ZEISS IKON A. G.	发明人	SAUER EDGAR;EBERTZ HELMUT
分类号	G03B19/12	主分类号	G03B19/12
代理机构		代理人
主权项
地址

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