US PATENT SUBCLASS 33 / 314
.~.~ Indicator image projected on sensitized record (e.g., photographic, etc.)


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

300  DF  INDICATOR OF DIRECTION OF FORCE TRAVERSING NATURAL MEDIA {23}
304  DF  .~ Borehole direction or inclination {6}
314.~.~ Indicator image projected on sensitized record (e.g., photographic, etc.)


DEFINITION

Classification: 33/314

(under subclass 304) Device provided with a record member (film) which reacts to light to produce an optical counterpart of the direction or inclination indicator, or an optical impression of the orientation of the indicator.

SEE OR SEARCH THIS CLASS, SUBCLASS:

309, for a pendulum directed radiant energy marker.