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发明名称
Фотоконтактный способ копирования шаблонов
摘要
申请公布号
SU86019(A1)
申请公布日期
1949.11.30
申请号
SU19480374985
申请日期
1948.03.08
申请人
EREMENKO A.A.;OSIPOV A.P.
发明人
EREMENKO A.A.;OSIPOV A.P.
分类号
G03B27/02
主分类号
G03B27/02
代理机构
代理人
主权项
地址
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