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发明名称
Индикатор наводки изображения на резкость
摘要
申请公布号
SU149240(A1)
申请公布日期
1961.11.30
申请号
SU19610734650
申请日期
1961.06.14
申请人
发明人
EPSHTEJN I.M.
分类号
G02B27/40
主分类号
G02B27/40
代理机构
代理人
主权项
地址
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