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经营范围
发明名称
PROJECTION TELEVISION LENS SYSTEM
摘要
申请公布号
EP0896690(A4)
申请公布日期
1999.07.28
申请号
EP19970925472
申请日期
1997.04.28
申请人
U.S. PRECISION LENS INC.
发明人
MOSKOVICH, JACOB
分类号
G02B9/34;G02B13/16;G02B13/18;(IPC1-7):G02B9/14;G02B13/14
主分类号
G02B9/34
代理机构
代理人
主权项
地址
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