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Class Information
Number: 236/74R
Name: Automatic temperature and humidity regulation > Motors > Electric

Sub-classes under this class:

Class Number Class Name Patents
236/74A Electric motor driven pump 4
236/75 Reciprocating or oscillating 24
236/78R Relay 45
236/76 Step-by-step 4
236/77 Vibrating arm 1

Patents under this class:

Patent Number Title Of Patent Date Issued
8493008 HVAC adjustment module Jul. 23, 2013
8482237 Motor temperature estimation based on thermal model Jul. 9, 2013
8358094 Arrangement having an electric machine and method for operating an electric machine Jan. 22, 2013
7784291 Interactive control system for an HVAC system Aug. 31, 2010
7195178 Cooling ceiling Mar. 27, 2007
7070117 Feedback apparatus for air-conditioning actuator for vehicle Jul. 4, 2006
6617815 Fan control circuit Sep. 9, 2003
6456023 Method and apparatus to control a variable speed motor Sep. 24, 2002
6152375 Remote control thermostat system for controlling electric devices Nov. 28, 2000
4005726 Thermomagnetic valve Feb. 1, 1977

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