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发明名称
Указатель уровня жидкости
摘要
申请公布号
SU59040(A1)
申请公布日期
1940.11.30
申请号
SU19390028172
申请日期
1939.12.13
申请人
VLODAVER N.M.
发明人
VLODAVER N.M.
分类号
G01F23/56
主分类号
G01F23/56
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