AT1082T

Method and circuit for establishing conference connections in a PCM-time multiplex switching system.

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

9 members in 8 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
DocumentOfficeKindDate
91244078United States of AmericaA

Members9

Family members, oldest first
DocumentOfficeKind
LU81346A1LuxembourgA1
EP0005833A1European Patent Office (EPO)A1
US4190742AUnited States of AmericaA
ZA792747BSouth AfricaB
EP0005833B1European Patent Office (EPO)B1
AT1082TThis recordAustriaT
DE2962881D1GermanyD1
AR228840A1ArgentinaA1
GR77618BGreeceB