Projection optical objectives,申请号US19520289965-传众专利搜索

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发明名称	Projection optical objectives
摘要
申请公布号	US2746349(A)	申请公布日期	1956.05.22
申请号	US19520289965	申请日期	1952.05.26
申请人	TAYLOR, TAYLOR & HOBSON LIMITED	发明人	COLEMAN KENNETH ROY
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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