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经营范围
发明名称
WIDE-ANGLE MAGNIFYING LENS
摘要
申请公布号
SU706810(A1)
申请公布日期
1979.12.30
申请号
SU19782648676
申请日期
1978.07.27
申请人
SOKOLOV NIKOLAJ L,SU;VOLKOVA ANNA M,SU
发明人
SOKOLOV NIKOLAJ L,SU;VOLKOVA ANNA M,SU
分类号
G02B25/00;(IPC1-7):G02B25/00
主分类号
G02B25/00
代理机构
代理人
主权项
地址
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