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发明名称
EXTREMELY WIDE-ANGLE LENS
摘要
申请公布号
JPH04238313(A)
申请公布日期
1992.08.26
申请号
JP19910021679
申请日期
1991.01.22
申请人
COPAL CO LTD
发明人
ABE YASUHIKO
分类号
G02B13/04;G02B13/06;G02B13/18
主分类号
G02B13/04
代理机构
代理人
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