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发明名称
Прибор для съемочных работ
摘要
申请公布号
SU22283(A1)
申请公布日期
1931.08.31
申请号
SU19300062253
申请日期
1930.01.13
申请人
SMIRNOV A.A.
发明人
SMIRNOV A.A.
分类号
G01B3/20
主分类号
G01B3/20
代理机构
代理人
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