TWO GROUP ZOOM LENS SYSTEM WITH DIAPHRAGM STOP,申请号GB19920007109-传众专利搜索

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发明名称	TWO GROUP ZOOM LENS SYSTEM WITH DIAPHRAGM STOP
摘要
申请公布号	GB2254933(A)	申请公布日期	1992.10.21
申请号	GB19920007109	申请日期	1992.04.01
申请人	* ASAHI KOGAKU KOGYO KABUSHIKI KAISHA	发明人	TAKAYUKI * ITO;SACHIO * HASUSHITA
分类号	G02B15/16;G02B15/177	主分类号	G02B15/16
代理机构		代理人
主权项
地址

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