US PATENT SUBCLASS 244 / 3.16
.~.~ Optical (includes infrared)

Current as of: June, 1999
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244 /   HD   AERONAUTICS

3.1  DF  MISSILE STABILIZATION OR TRAJECTORY CONTROL {4}
3.15  DF  .~ Automatic guidance {4}
3.16.~.~ Optical (includes infrared) {2}
3.17  DF  .~.~.~> Optical correlation
3.18  DF  .~.~.~> Celestial navigation

DEFINITION

Classification: 244/3.16

(under subclass 3.15) Subject matter in which means are provided for detecting light waves (includes visible and infrared rays) and a communication link is provided between the detecting means and the command source in the missile.

SEE OR SEARCH CLASS

102, Ammunition and Explosives,

384, for drop bombs having direction controlling means which may include a detector sensitive to infrared or visible rays.

250, Radiant Energy,

203.1+, for tracking objects by means of visible or infrared light rays.