US PATENT SUBCLASS 244 / 51
AIRCRAFT, STEERING PROPULSION
Current as of:
June, 1999
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244 /
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AERONAUTICS
51
AIRCRAFT, STEERING PROPULSION
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52
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DEFINITION
Classification: 244/51
(under the class definition) Devices and arrangements for steering aircraft in flight by means of the propelling agency.
(1) Note. For propellers used only in steering or stabilizing, see this class, subclass 92.
(2) Note. For similar devices and arrangements used on ships, see Class 440, Marine Propulsion, appropriate subclasses.