US PATENT SUBCLASS 73 / 1.76
.~.~ Compass


Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

1.01  DF  INSTRUMENT PROVING OR CALIBRATING {13}
1.75  DF  .~ Angle, direction, or inclination {3}
1.76.~.~ Compass


DEFINITION

Classification: 73/1.76

Compass:

(under subclass 1.75) Subject matter wherein either (a) the apparatus for proving or calibrating the device or (b) the device being proven or calibrated indicates direction (north, south, east or west or combinations thereof).

SEE OR SEARCH CLASS

33, Geometrical Instruments, appropriate subclasses for instruments for measuring an angle, a direction, or an inclination.