75589900
Nov 17, 1998
Sep 16, 2003
ELECTRONIC PROTECTION CIRCUITRY IN THE NATURE OF SURGE PROTECTORS AND TIMERS ALL FOR USE WITH ELECTRIC MOTORS USED IN CONNECTION WITH REFRIGERATING, HEATING, VENTILATING, AND AIR CONDITIONING APPLIANCES, NAMELY, REFRIGERATORS, AIR CONDITIONERS, HEAT PUMPS AND FURNACES
Electrical and Scientific Apparatus