ESSX

AcronymDefinition
ESSXElectronic Switching System Exchange
References in periodicals archive ?
Junior Girls (3km): 1 J Judd (Essx) 10:34; 2 R Knapton (Hants) 11:00; 3 A Wright (Here) 11:05; 4 S Shiel-Rankin (Sy) 11:05; 5 D Leerson (Ch I) 11:08.
GSA, in downtown Atlanta, gets its ISDN through Southern Bell's ESSX centrex service.
(NASDAQ: ESSX) notified Essex its intention to nominate three directors for election to the company's board.
They were gathered in Atlanta for BellSouth's introduction of its ESSX ISDN service.
EAch terminal is accessed by local direct-inward-dialing (DID) lines from the state's ESSX systems.