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发明名称
SUBSCRIBER'S DEVICE FOR DUPLEX LOUD-SPEAKING COMMUNICATION
摘要
申请公布号
SU1257853(A1)
申请公布日期
1986.09.15
申请号
SU19853880176
申请日期
1985.04.01
申请人
SHARAMONOV EVGENIJ E,SU;SOKOLOV IGOR V,SU;MATVEEV VLADIMIR S,SU
发明人
SHARAMONOV EVGENIJ E,SU;SOKOLOV IGOR V,SU;MATVEEV VLADIMIR S,SU
分类号
H04M9/08
主分类号
H04M9/08
代理机构
代理人
主权项
地址
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