United States Marines | United States Army | United States Navy | United States Air Force |
Grumman | Exxon Oil Company | Amoco Oil Company | NOAA |
TWA | Xerox | Raytheon | Ford Motor Company |
General Electric | US Dep. of Interior | Dept. of Treasury | NASA |
RCA | Bendix | JPL | Picker International |
Phillips Petroleum | Rockwell International | Univ. of Arizona | Univ. of Maryland |
Univ. of Notre Dame | Univer. of Texas | Harvard Universitiy | FAA |
Royal Canadian Police | Concurrent Computer | Harris | Sperry |
Consolidated Edison | ITT | Singer-Link | NIST |
Cable and Wireless | Arinc | Lockheed | McDonald Douglas |