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经营范围
发明名称
ANTEOJO PARA OBSERVACION INDIRECTA.
摘要
申请公布号
ES160873(Y)
申请公布日期
1971.09.01
申请号
ES19700160873U
申请日期
1970.08.05
申请人
EMPRESA NACIONAL DE OPTICA, S. A. (ENOSA)
发明人
分类号
G02C
主分类号
G02C
代理机构
代理人
主权项
地址
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