US PATENT SUBCLASS 345 / 9
.~ Plural image superposition

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

7  DF  IMAGE SUPERPOSITION BY OPTICAL MEANS (E.G., HEADS-UP DISPLAY) {2}
9.~ Plural image superposition

DEFINITION

Classification: 345/9

Plural image superposition:

(under subclass 7) Subject matter wherein at least two visual images* from at least two display devices*, respectively, are superimposed by some light-affecting means.

(1) Note. Examples of light-affecting means include lenses, mirrors, reflectors, etc.