US PATENT SUBCLASS 345 / 108
.~.~ Plural mechanically movable display elements


Current as of: June, 1999
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345 /   HD   COMPUTER GRAPHICS PROCESSING, OPERATOR INTERFACE PROCESSING, AND SELECTIVE VISUAL DISPLAY SYSTEMS

30  DF  PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) {4}
55  DF  .~ Display elements arranged in matrix (e.g., rows and columns) {10}
108.~.~ Plural mechanically movable display elements {3}
109  DF  .~.~.~> Having shutters
110  DF  .~.~.~> With motor or rotor driver means
111  DF  .~.~.~> With a permanent magnet placed on movable display elements


DEFINITION

Classification: 345/108

Plural mechanically movable display elements:

(under subclass 55) Subject matter in which the display elements* are flags, flaps, or other singular devices which may be moved or rotated selectively so as to be viewed or not viewed thereby altering the visual elements*.

SEE OR SEARCH CLASS

40, Card, Picture, or Sign Exhibiting, appropriate subclasses for mechanical indicia carrying changeable displays.

116, Signals and Indicators, appropriate subclasses for mechanical indicators.

340, Communications: Electrical,

815.4+, for visual indicators of some condition or state with nonselective electrical display control.