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ELECTRIC MOTOR SPEED CONTROLS

GAS MASS FLOW CONTROL SYSTEMS, RECORDING AND PRE-PROGRAMMING CONTROL EQUIPMENT FOR AUTOMATION OF INDUSTRIAL PROCESSES AND TEST PROCEDURES; VACUUM CHAMBERS AND CONTROLLED ATMOSPHERE CHAMBERS FOR TESTING EQUIPMENT; ELECTRIC AND ELECTRONIC TEMPERATURE AND POWER CONTROLS AND REGULATORS FOR LABORATORY AND INDUSTRIAL USE AND ACCESSORIES THEREFOR; THERMO-COUPLE JUNCTION BOXES; AND ELECTRICAL LOAD DISTRIBUTION BOXES FOR TEMPERATURE AND POWER CONTROLS [ TEST FURNACES AND CONTROLS THEROR

HEATING EQUIPMENT AND FURNACES INCLUDING RADIANT AND RESISTANCE HEATING EQUIPMENT FOR CURING, DRYING, BONDING, STRESS RELIEVING, BRAZING AND FOR OTHER INDUSTRIAL AND LABORATORY USES; REFLECTOR ASSEMBLIES FOR RADIANT HEATERS; ELECTRIC HEATING EQUIPMENT AND FURNACES; AND HEAT EXCHANGERS FOR ELECTRONIC EQUIPMENT