 Current U.S. Class: |
244/012.2: AERONAUTICS AND ASTRONAUTICS; AIRCRAFT, HEAVIER-THAN-AIR; Airplane and fluid sustained; Circular
060/229: POWER PLANTS; REACTION MOTOR (E.G., MOTIVE FLUID GENERATOR AND REACTION NOZZLE, ETC.); With thrust direction modifying means; With plural selectively usable motive fluid ejecting means
060/269: POWER PLANTS; REACTION MOTOR (E.G., MOTIVE FLUID GENERATOR AND REACTION NOZZLE, ETC.); Including mechanical air compressor or air flow inducing means
180/129: MOTOR VEHICLES; SURFACE EFFECT VEHICLES (I.E., GROUND EFFECT MACHINES); Dynamic seal or fluid curtain
244/023.C: AERONAUTICS AND ASTRONAUTICS; AIRCRAFT, HEAVIER-THAN-AIR; Fluid sustained; Circular configuration
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