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发明名称
Verfahren zur Kontrolle der Dämpfung bei einem digitalen Freisprechtelefonapparat
摘要
申请公布号
DE69122334(T2)
申请公布日期
1997.02.06
申请号
DE19916022334T
申请日期
1991.08.05
申请人
ALCATEL BUSINESS SYSTEMS, PARIS, FR
发明人
POIRIER, JEAN-PIERRE, F-93200 SAINT-DENIS, FR;BONNEAU, FRANCOIS, F-95210 SAINT GRATIEN, FR;DUTEY, DENIS, F-42600 MONTBRISON, FR
分类号
H04B1/62;H04B14/04;H04M1/00;H04M1/253;H04M1/60;H04M9/08;(IPC1-7):H04M9/08
主分类号
H04B1/62
代理机构
代理人
主权项
地址
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