TELEPHONE LINE INTERFACE CIRCUIT WITH VOLTAGE SWITCHING,申请号EP19920907646-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	TELEPHONE LINE INTERFACE CIRCUIT WITH VOLTAGE SWITCHING
摘要
申请公布号	EP0587575(B1)	申请公布日期	1999.05.26
申请号	EP19920907646	申请日期	1992.04.03
申请人	NORTEL NETWORKS CORPORATION	发明人	ROSENBAUM, STANLEY, D.;SUTHERLAND, BRIAN, A., F., S.;ROSCH, REINHARD W.
分类号	H04M3/02;H04M3/06;H04M19/00;H04M19/02;H04Q3/42;(IPC1-7):H04M19/00	主分类号	H04M3/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

CROSSLINKABLE RUBBER COMPOSITION, USES THEREOF, RUBBER GRANULES MADE OF THE SAME, AND METHODS OF PREPARATION AND INJECTION FORMING METHODS OF THE RUBBER GRANULES

SELECTIVE POLY-N-SUBSTITUTED GLYCINE ANTIBIOTICS

Multifunctional light

Improved positioning system

Polymeric materials

SHEARING/MIXING TOOL

CABLE RAILWAY SYSTEM

COMBUSTION CHAMBER DEVICE

Method to prepare a carbon nanotubes incorporated cellulose nanocomposites and a carbon nanotubes incorporated cellulose nanocomposite

Crest factor reduction applied to shaping table to increase power amplifier efficency of envelope tracking amplifier

Stator vane for an axial-flow turbomachine and corresponding stator vane assembly

Rendering of outline fonts

Particulate slurry for downhole use

ABSORBENT ARTICLES HAVING A LOTION RESISTANT ADHESIVE

Sign post comprising composite material

DYNAMIC PLACEMENT OF REPLICA DATA

Coloured coating material for colour mirror, colour mirror for vehicle, and production processes therefore