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经营范围
发明名称
ELECTRONIC SUNGLASSES
摘要
申请公布号
JPH0250123(A)
申请公布日期
1990.02.20
申请号
JP19890118101
申请日期
1989.05.11
申请人
SEIKO EPSON CORP
发明人
OKANOE ETSUO;EGAWA MASARU
分类号
G02C7/10
主分类号
G02C7/10
代理机构
代理人
主权项
地址
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