US PATENT SUBCLASS 33 / 327
.~.~.~ Fluid, suspension or control

Current as of: June, 1999
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33 /   HD   GEOMETRICAL INSTRUMENTS

300  DF  INDICATOR OF DIRECTION OF FORCE TRAVERSING NATURAL MEDIA {23}
318  DF  .~ Gyroscopically controlled or stabilized {5}
324  DF  .~.~ Gyroscopic compass {3}
327.~.~.~ Fluid, suspension or control

DEFINITION

Classification: 33/327

(under subclass 324) Device including fluid means for (1) wholly or partially supporting the gyroscope components or (2) applying a force to the gyroscope, as in the air jet controlled type or the liquid ballistic type of gyroscope.