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经营范围
发明名称
DISPOSITIVO DI REGOLAZIONE MANUALE MODULATA DI LENTI FILTRANTI, PER OCCHIALI POLARIZZATORI.
摘要
申请公布号
IT1256578(B)
申请公布日期
1995.12.11
申请号
IT1992RM00883
申请日期
1992.12.11
申请人
发明人
分类号
G02C;(IPC1-7):G02C
主分类号
G02C
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代理人
主权项
地址
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