♦ American Express
♦ AMOCO
♦ Applied Materials
♦ Associated Press
♦ AT&T
♦ AVCO
♦ Bard MedSystems
♦ Beck & Co. Ltd., UK
♦ Bell Atlantic
♦ Bell Labs
♦ Bennett Pump, UK
♦ Bird Machine
♦ Corning
♦ Damon
♦ Electrowatt, Switz.
♦ Emco Wheaton
♦ Emhart
♦ Federal Products
♦ Foxboro
♦ General Electric
♦ GenRad

♦ Grason-Stadler
♦ GTE Corporation
♦ Harvard University
♦ Hazeltine
♦ Hewlett-Packard
♦ Honeywell
♦ HP Medical
♦ Hughes Corporation
♦ IBM Corporation
♦ Instron - USA & UK
♦ Intermetrics
♦ IoTech
♦ Itek
♦ Keithley Instruments
♦ Kendall
♦ Leeds & Northrup
♦ Mass General
♦ McGraw-Hill
♦ Mead Johnson
♦ Mercury Marine
♦ Milwaukee Electric

♦ MIT
♦ Monarch Marking
♦ Nordson
♦ Norton
♦ Ohaus
♦ Oncology Services
♦ Paramount Cards
♦ Pfizer, Inc.
♦ Polaroid
♦ Providence Journal
♦ Radar Devices
♦ Raytheon
♦ RMD, Inc.
♦ SATAM, France
♦ Superior Electric
♦ Tork
♦ United Technologies
♦ Varian
♦ Wilson Sporting Goods
♦ Wiremold
♦ WPI