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发明名称
Способ сжатия частотного спектра речи
摘要
申请公布号
SU112996(A1)
申请公布日期
1957.11.30
申请号
SU19510576343
申请日期
1951.03.12
申请人
NYURENBERG V.A.
发明人
NYURENBERG V.A.
分类号
H04J3/18
主分类号
H04J3/18
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代理人
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