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发明名称
PROGRESSIVE MULTIFOCUS LENS
摘要
申请公布号
JPH04338918(A)
申请公布日期
1992.11.26
申请号
JP19910188570
申请日期
1991.07.29
申请人
SEIKO EPSON CORP
发明人
SHINOHARA SHUNEI
分类号
G02C7/06
主分类号
G02C7/06
代理机构
代理人
主权项
地址
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