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经营范围
发明名称
Two group zoom lens system
摘要
申请公布号
GB2281412(B)
申请公布日期
1995.05.10
申请号
GB19940021715
申请日期
1992.07.06
申请人
* ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
发明人
TAKAYUKI * ITO;SACHIO * HASUSHITA;SHUJI * YONEYAMA
分类号
G02B15/16;(IPC1-7):G02B15/14
主分类号
G02B15/16
代理机构
代理人
主权项
地址
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