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发明名称
PROGRESSIVES BRILLENGLAS
摘要
申请公布号
DE3635616(A1)
申请公布日期
1987.04.23
申请号
DE19863635616
申请日期
1986.10.20
申请人
ESSILOR INTERNATIONAL
发明人
OBRECHT,GERARD;DUFOUR,MAURICE
分类号
G02C7/02;(IPC1-7):G02C7/06
主分类号
G02C7/02
代理机构
代理人
主权项
地址
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