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A HISTORY OF COMPUTER COMMUNICATIONS: 1968 -1988

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Market Research

Product Categories and Firms
Computer Communication Market-structure - 1968-1988

       Product Category                                   Organizations

Modem
Lease Line - High speed Codex, Milgo, Intertel, Paradyne and AT&T
Dial-up - High speed Vadic, UDS, Concord Communications and AT&T
Personal Computer Hayes, Microcom and Telebit
Multiplexor
  Time Division Codex, ADS, Timeplex, and GDC
  Statistical Codex, Micom, Timeplex, GDC, Comdesign and DCA Associates
  T-1 Codex, Micom,Timeplex, GDC, Milgo and DCA Associates. Start-ups: NET, NSS, Cohesive, Newbridge and Stratacom
Data PBX Micom, Equinox, Metapath, Gandalf, Codex and Bridge
Local Area Network
Ethernet
Terminal Servers UB, Bridge and DEC
Scientific Excelan, Interlan, CMC and DEC
PC 3COM
Token Ring Proteon and IBM
Token Bus Concord Data Systems and UB
Bridge Router Cisco, Wellfleet, Retix, SynOptics and Vitalink
Abbreviations:
ADS American Data Systems
AT&T American Telegraph and Telephone Company
Bridge Bridge Communications, Inc.
Cisco Cisco Systems Inc.
CMC Communications Machinery Corporation
Cohesive Cohesive Systems
DEC Digital Equipment Corporation
GDC General DataCom Corporation
IBM International Business Machines
NET Network Equipment Technologies
NSS  Network Switching Systems
UB Ungermann- Bass, Inc.

File: Def-Product by Firm