73413279
Feb 14, 1983
Sep 11, 1984
Fluid-Moving Pumps which Produce, without Moving Parts, a High Velocity/Large Volume Movement of Air, Gas, or Vapor from a Low/Pressure/Low Volume Source Thereof for Use in the Cooling and Dilution of Exhaust Gases from Internal Combustion Engines, from Compression Ignition Engines, and from Diesel Engines, and Parts and Fittings for Such Pumps
Environmental Control Apparatus