Objectives of petzval type with a high index collective lens element cemented to lower index dispersive element,申请号US19480065864-传众专利搜索

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发明名称	Objectives of petzval type with a high index collective lens element cemented to lower index dispersive element
摘要
申请公布号	US2541484(A)	申请公布日期	1951.02.13
申请号	US19480065864	申请日期	1948.12.17
申请人	EASTMAN KODAK COMPANY	发明人	SCHADE WILLY
分类号	G02B13/16	主分类号	G02B13/16
代理机构		代理人
主权项
地址

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