U.S. federal trademark · Serial No. 87528116 · Reg. No. 5591320
Climate control and environmental control systems consisting of digital thermostats, power controller apparatus, electrical sensor apparatus, measurement devices in the nature of thermometers, hygrometers, psychrometers, barometers, thermodynamic pressure gauges, hydraulic gauges, airflow indicators, valve integrity sensors, compression force meters, and time clocks, temperature sensors and detector units, all for air conditioning, cooling, heating and geothermal units; thermostats
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