RAY

AUTOMATIC, SEMI-AUTOMATIC AND MANUALLY CONTROLLED OIL, GAS, AND COMBINATION GAS AND OIL BURNERS, WITH OR WITHOUT FUEL PUMPING MECHANISM, ADAPTED FOR EMPLOYMENT IN HEATING OF DWELLINGS, INDUSTRIAL, COMMERCIAL AND OTHER STRUCTURES, AND FOR DOMESTIC, INDUSTRIAL AND MARINE HEAT AND POWER GENERATING PURPOSES; OIL AND GAS COOKING RANGES; WATER HEATERS; HOT AIR FURNACES; AND PARTS FOR ALL SAID PRODUCTS