MCCORKLE CONTROLS
TEMPERATURE INDICATING AND REGULATING EQUIPMENT FOR DOMESTIC AND COMMERCIAL HEATING AND AIR CONDITIONING, SUCH AS THERMOSTATS, SAFETY PILOTS, OIL CONTROLS, GAS VALVES, AIR CONDITIONING CONTROLS, DE-ICE CONTROLS AND ELECTRIC SEQUENCE CONTROLS FOR ELECTRICAL HEATING
Expired · January 2, 1963 · 72160041 ·
