US PATENT SUBCLASS 235 / 413
.~.~ Calculating speed and direction

Current as of: June, 1999
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400  DF  ORDNANCE OR WEAPON SYSTEMS COMPUTER {10}
411  DF  .~ With target tracking means {2}
413.~.~ Calculating speed and direction

DEFINITION

Classification: 235/413

Calculating speed and direction:

(under subclass 411) Subject matter including means to calculate the speed and/or direction of the target.