US PATENT SUBCLASS 359 / 13
.~ Head up display

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

1  DF  HOLOGRAPHIC SYSTEM OR ELEMENT {16}
13.~ Head up display {1}
14  DF  .~.~> Holograph on curved substrate

DEFINITION

Classification: 359/13

Head up display:

(under subclass 1) Subject matter wherein a first image is optically superimposed upon a second image within a field of view.

SEE OR SEARCH CLASS

345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems,

7+, for heads-up displays with selective electrical control.