| Ultrasonic Arrays Inc (Woodinville, WA)
|
| Ultratest International Inc (San Jose, CA)
|
| Unholtz-Dickie Corp (Wallingford, CT)
|
| Unidata America (Lake Oswego, OR)
|
| United Building Technologies (South Bend, IN)
|
| United Laboratory Plastics (Fenton, MO)
|
| United Scientific Supplies Inc (Waukegan, IL)
|
| United Testing Systems Inc (Flint, MI)
|
| Universal Analyzers Inc (Carson City, NV)
Manufacturer, Contract Manufacturer, Distributor, Service Company
|
| Universal Industrial Gases Inc (Easton, PA)
|
| Universal Scientific Inc (Madison, OH)
|
| Universal Synaptics (Ogden, UT)
|
| Unlimited Enterprises Booth (San Antonio, TX)
|
| Upchurch Scientific Inc (Oak Harbor, WA)
|
| Uson (Madison Heights, MI)
|
| Uson Lp (Houston, TX)
|
| Utech Products Inc (Schenectady, NY)
|
| Utilities & Industries Inc (Reynoldsville, PA)
|
| Uvp Inc (Upland, CA)
|
| V & P Scientific Inc (San Diego, CA)
|
| V B Ross Corp (El Monte, CA)
|
| V Blox Corp (Jacksonville, FL)
|
| Vacuum Instrument Corp (Ronkonkoma, NY)
|
| Vacuum Research Corp (Newport News, VA)
|
| Vaisala (Woburn, MA)
|
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