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经营范围
发明名称
Telephone interface circuit with impedance termination during call pauses
摘要
申请公布号
EP0746128(B1)
申请公布日期
2002.09.25
申请号
EP19950830224
申请日期
1995.05.30
申请人
STMICROELECTRONICS S.R.L.
发明人
CONSIGLIO, PIETRO;ANTONINI, CARLO
分类号
H04M1/00;H04M1/57;H04M1/738;H04M19/04;(IPC1-7):H04M1/00
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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