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经营范围
发明名称
Earpiece for spectacles
摘要
申请公布号
IT1256408(B)
申请公布日期
1995.12.05
申请号
IT1992MI02010
申请日期
1992.08.24
申请人
发明人
分类号
G02C;(IPC1-7):G02C
主分类号
G02C
代理机构
代理人
主权项
地址
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