U.S. federal trademark · Serial No. 77917499 · Reg. No. 3938917
Electrical transducer; Electronic components in the nature of infrared detectors for use in further manufacture; Electronic detectors for observing and measuring the infrared spectrum, namely, infrared detectors; Filters for optical devices; Fire and smoke detectors; Gas sensors for measuring gas concentration; Infrared detectors for use in military, law enforcement, civil, scientific and industrial applications; Liquid level sensors; Proximity sensors; Sensors for the determination of temperatures, positions and distances
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