U.S. federal trademark · Serial No. 79026134 · Reg. No. 3307487
Data processing equipment and computers for analyzing, measuring and steering, namely, sensors, meters, monitors and ventilation controllers for measuring the carbon dioxide concentration and temperature in surrounding air and for controlling and steering ventilation; apparatus for air analyses, namely sensors, meters, monitors and ventilation controllers for measuring and monitoring the carbon dioxide concentration and temperature in surrounding air and for diagnosing ventilation
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