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Class Information
Number: 236/72
Name: Automatic temperature and humidity regulation > Motors > Balanced > Thermostatic relay
Description: Devices in which changes in temperature destroy the balance of the motor by means of a thermostatically-operated relay.

Patents under this class:

Patent Number Title Of Patent Date Issued
8362725 Retrofit motor system for heating, ventilation, and air conditioning applications Jan. 29, 2013
8143828 Retrofit motor system for heating, ventilation, and air conditioning applications Mar. 27, 2012
7671555 Motor, a method of operating a motor, and a system including a motor Mar. 2, 2010
7497386 Apparatus and methods for operating a gas valve Mar. 3, 2009

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