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发明名称
SPECTACLE
摘要
申请公布号
RU2000592(C1)
申请公布日期
1993.09.07
申请号
SU19914947688
申请日期
1991.06.21
申请人
VOROBEV VALERIJ ALEKSANDROVICH
发明人
VOROBEV VALERIJ A;VOROBEV DMITRIJ V
分类号
G02C1/08;(IPC1-7):G02C1/08
主分类号
G02C1/08
代理机构
代理人
主权项
地址
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