TES公司成立于1937年,是利边测试器及胶帽套的原生产商
一部份杰出生产商已经使用TES公司的利边测试器
Amana Appliances
Canon Corporation
Coleman sell
Eaton Corporation
Electrolux
Fujitsu
General Electric
Hamilton Beach/Procter Silex
Hewlett-Packard
Hot Point
IBM
La-Z-Boy
Litton Corporation
Mattel Maytag
NEC America
Nikon
RCA
Rheem
Seksun Corporation
Siemens Corporation
Snapper
Sunbeam
Underwriters Laboratories
Westbend Corporation
Westinghouse
Whirlpool
Xerox
