Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Coupling system for a telecommunication exchange installation

Coupling system for a telecommunication exchange installation

US Patent 4351985 · Granted Sep 28, 1982

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Digital-to-analog converter1982
System for synchronizing exchanges of a telecommunications network1981
Time division multiplex switching network1980
Circuit arrangement for receiving and transmitting switching data in telecommuni1980
PCM TDM switching network1980
Time division multiplex telecommunications switching network1980