US PATENT SUBCLASS 244 / 58
.~ Auxiliary

Current as of: June, 1999
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244 /   HD   AERONAUTICS

53 R  DF  AIRCRAFT POWER PLANTS {9}
58.~ Auxiliary

DEFINITION

Classification: 244/58

(under subclass 53) Devices for developing power either for the purpose of emergency aircraft propulsion or for assisting in the propulsion or operation of aircraft.