US PATENT SUBCLASS 244 / 81
.~.~ Operated by landing


Current as of: June, 1999
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244 /   HD   AERONAUTICS

75 R  DF  AIRCRAFT CONTROL {8}
76 R  DF  .~ Automatic {10}
81.~.~ Operated by landing


DEFINITION

Classification: 244/81

(under subclass 76) Devices and arrangements for operating aircraft control systems in response to conditions peculiar to the landing of aircraft, as, for example, the contact of some member with the ground or water.