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发明名称
Прибор для определения высот и расстояний
摘要
申请公布号
SU13244(A1)
申请公布日期
1930.03.31
申请号
SU19280022858
申请日期
1928.01.23
申请人
EFIMOV G.E.
发明人
EFIMOV G.E.
分类号
G01C3/20
主分类号
G01C3/20
代理机构
代理人
主权项
地址
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