US PATENT SUBCLASS 342 / 53
.~ With infrared device

Current as of: June, 1999
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342 /   HD   COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

52  DF  COMBINED WITH DIVERSE TYPE RADIANT ENERGY SYSTEM {6}
53.~ With infrared device

DEFINITION

Classification: 342/53

With infrared device:

(under subclass 52) Subject matter including a device which operates using radiant energy within the wavelength range 780 to 10[supscrpt]5[end supscrpt] nanometers.

SEE OR SEARCH CLASS

250, Radiant Energy,

338+, for infrared responsive electric signaling apparatus.

356, Optics: Measuring and Testing,

51, for infrared optical measuring and testing systems.

372, Coherent Light Generators,

4, for infrared coherent, light generators, per se.