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经营范围
发明名称
PROCEDIMIENTO PARA LA FABRICACION DE LENTES OFTALMICOS MUL- TIFOCALES FOTOCROMICAS.
摘要
申请公布号
ES449897(A3)
申请公布日期
1977.08.16
申请号
ES19970004498
申请日期
1976.07.16
申请人
SOCIEDAD ANONIMA DE CRISTALES OPTICOS
发明人
分类号
G02B;(IPC1-7):02B/
主分类号
G02B
代理机构
代理人
主权项
地址
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