73536511
May 8, 1985
Sep 23, 1986
ELECTRONIC TEMPERATURE MONITORING DEVICES AND CONTROLLING DEVICES TO AUTOMATICALLY READ AND DISPLAY TEMPERATURES AND ALERT USERS WHEN TEMPERATURES ARE NOT WITHIN PROGRAMMED VALUES; SOLID STATE AIR FLOW SWITCHES FOR MONITORING AIR FLOW THROUGH ELECTRONIC DEVICES AND FOR OPERATING ALARMS FOR STOPPING OPERATION OF EQUIPMENT RESPONSIVE TO EXCESSIVE HEAT
Electrical and Scientific Apparatus