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发明名称
DEVICE FOR RETAINING A PAIR OF SPECTACLES
摘要
申请公布号
EP0970403(A1)
申请公布日期
2000.01.12
申请号
EP19980913881
申请日期
1998.03.11
申请人
DENIS, ALAIN
发明人
DENIS, ALAIN
分类号
G02C3/00;G02C11/00;(IPC1-7):G02C3/00
主分类号
G02C3/00
代理机构
代理人
主权项
地址
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