73026313
Jul 8, 1974
Nov 23, 1976
AIR COOLING, DRYING, CONVEYING, AND SPRAYING SYSTEMS OPERATING FROM COMPRESSED AIR LINES AND COMPRISING VORTEX TUBES, AIR FLOW AMPLIFIERS, BLOWGUN NOZZLES, AND THE COMPONENTS OF SUCH SYSTEMS FOR USE OTHER THAN AS ANTIPOLLUTION EQUIPMENT
Environmental Control Apparatus