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发明名称
SPECCHIO A RIFRANGENZA VARIABILE.
摘要
申请公布号
IT1230332(B)
申请公布日期
1991.10.18
申请号
IT19890021161
申请日期
1989.07.12
申请人
MANASSI ELIGIO
发明人
ELIGIO MANASSI
分类号
G02B;(IPC1-7):G02B/
主分类号
G02B
代理机构
代理人
主权项
地址
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