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发明名称
SUBBAND ECHO SUPPRESSING DEVICE
摘要
申请公布号
JPS5980029(A)
申请公布日期
1984.05.09
申请号
JP19830146805
申请日期
1983.08.12
申请人
INTERN BUSINESS MACHINES CORP
发明人
UIRIAMU JIYOOJI KURAUSU;DEEBITSUDO RANDO AABUIN
分类号
H04B3/20;H04B3/21
主分类号
H04B3/20
代理机构
代理人
主权项
地址
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