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| Engineered Systems & Designs, Inc. | |
| BW Technologies | ||
| VTI Valtronics Inc. | ||
| GOW MAC Instrument Company | ||
| Hiden Analytical Ltd | ||
| Nova Analytical Systems | ||
| Agilent Technologies | ||
| Land Infrared | ||
| Hach Company P.O. Box 389 - Loveland, CO 80539-0389 USA - - | ||
| Cosa Instrument Corp. | ||
| Servomex Company | ||
| Comag IR Inc. | ||
| Royce Instrument Corporation | ||
| TBI | ||
| Vacuum Technology | ||
| Del Mar Scientific, Ltd. | ||
| Antek Instruments, Inc. | ||
| American Sigma | ||
| Illinois Instruments, Inc. | ||
| ECO Physics, Inc. | ||
| Ametek / Thermox | ||
| Rosemount Analytical Inc. | ||
| Panametrics | ||
| Altech Environmental | ||
| Alpha Omega Instruments Corp. | ||
| Micromonitors | ||
| Applied Analytics | ||
| Bacharach | ||
| Act Safe, Inc. | ||
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