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发明名称
PROGRESSIVE MULTIFOCAL OPHTHALMIC LENSES
摘要
申请公布号
GB8325523(D0)
申请公布日期
1983.10.26
申请号
GB19830025523
申请日期
1983.09.23
申请人
SUWA SEIKOSHA KK
发明人
分类号
G02C7/06;G02B3/10;G02C7/02;(IPC1-7):G02C7/06
主分类号
G02C7/06
代理机构
代理人
主权项
地址
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