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发明名称
Способ определения скорости распространения звука
摘要
申请公布号
SU55202(A1)
申请公布日期
1938.11.30
申请号
SU19360197729
申请日期
1936.07.11
申请人
VOYUTSKIJ V.S.
发明人
VOYUTSKIJ V.S.
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