COLVEN
Automatic sensors for detecting air losses in tires and for inflating and deflating tires; motor protectors, namely, sensors, devices and circuits for detecting and measuring excessive engine temperature and lowering and loss of oil pressure, its level and/or status; devices, namely, electronic controllers for automatically turning the engine off under one of said sensed conditions; liquid flow rate controls and meters; controls and sensors for use in security systems, namely, anti theft dete...
Abandoned · October 9, 2007 · 77299298 ·