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经营范围
发明名称
FLOTADORES PARA ACOPLAR A LAS GAFAS.
摘要
申请公布号
ES228685(Y)
申请公布日期
1977.12.01
申请号
ES19850002286U
申请日期
1977.05.24
申请人
发明人
分类号
G02C;(IPC1-7):02C/
主分类号
G02C
代理机构
代理人
主权项
地址
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