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经营范围
发明名称
FOCUS DETECTING DEVICE
摘要
申请公布号
EP0465671(A4)
申请公布日期
1992.11.25
申请号
EP19910902797
申请日期
1991.01.29
申请人
NIKON CORPORATION
发明人
UTAGAWA, KEN
分类号
G02B7/34;(IPC1-7):G02B7/34;G03B13/36
主分类号
G02B7/34
代理机构
代理人
主权项
地址
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