US PATENT SUBCLASS 244 / 64
.~ Manual

Current as of: June, 1999
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244 /   HD   AERONAUTICS

62  DF  AIRCRAFT PROPULSION {7}
64.~ Manual

DEFINITION

Classification: 244/64

(under subclass 62) Devices and arrangements for propelling aircraft, operated entirely by human agency without the assistance of any power plant.

SEE OR SEARCH CLASS

280, Land Vehicles,

200, and indented subclasses, for occupant propelled land vehicles.