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经营范围
发明名称
Improvements in or relating to spectacle frames and hinges therefor
摘要
申请公布号
GB1003661(A)
申请公布日期
1965.09.08
申请号
GB19640024360
申请日期
1964.06.11
申请人
LA NATIONALE S.A.
发明人
分类号
G02C5/22
主分类号
G02C5/22
代理机构
代理人
主权项
地址
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