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发明名称
WIDE CONVERTER LENS
摘要
申请公布号
JPH03260609(A)
申请公布日期
1991.11.20
申请号
JP19900059610
申请日期
1990.03.09
申请人
CANON INC
发明人
SEKIDA MAKOTO
分类号
G02B15/10
主分类号
G02B15/10
代理机构
代理人
主权项
地址
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