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经营范围
发明名称
Improvements in or relating to spectacles
摘要
申请公布号
GB906922(A)
申请公布日期
1962.09.26
申请号
GB19610017729
申请日期
1961.05.16
申请人
DINO BARUFFALDI
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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