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PELKO Patent
IN PORTABLE HEATERS & ELECTRONIC CONTROLS
Over 150 Patent/Countries
  
IN DC FAN AND MOTOR CONTROLS
DC Motor Bridge Coil Driver: #6,664,750
DC Motor Constant Speed PWM Control: #6,731,082
SBS (Sealed Bearing System) # CN1831353A
  
MOST RECENT PATENT IN DC FANS/MOTORS
Hub-Less DC Fan Motor (MICROTURBO) # CN1832305A
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