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发明名称
BOTH-SURFACE ASPHERICAL LENS
摘要
申请公布号
JPH03213821(A)
申请公布日期
1991.09.19
申请号
JP19900101234
申请日期
1990.04.17
申请人
SEIKO EPSON CORP
发明人
SHINOHARA SHUNEI;KATO KAZUHISA
分类号
G02C7/02
主分类号
G02C7/02
代理机构
代理人
主权项
地址
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