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| Mikron Instrument Company, Inc. |   |
Land Infrared |   | |
CI Systems |   | |
Wintronics, Inc. |   | |
IRCON Inc. 7300 N. Natchez Ave. - Niles, IL 60714 USA - - |   | |
Omega Engineering, Inc. |   | |
The Pyrometer Instrument Company |   | |
Optronic Laboratories |   | |
Newport Electronics |   | |
Raytek Corp. |   | |
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