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Class Information
Number: 236/74A
Name: Automatic temperature and humidity regulation > Motors > Electric > Electric motor driven pump
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
6152375 Remote control thermostat system for controlling electric devices Nov. 28, 2000
6091218 Energy conservation circuit and method for use with multi-phase motors used to power a variable load Jul. 18, 2000
5220255 Interface for interconnecting a thermostat and an electronically commutated motor Jun. 15, 1993
4443157 Control circuit for a liquid fuel combustion apparatus Apr. 17, 1984











 
 
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