US PATENT SUBCLASS 600 / 473
.~.~ Infrared radiation

Current as of: June, 1999
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600 /   HD   SURGERY

300  DF  DIAGNOSTIC TESTING {38}
407  DF  .~ Detecting nuclear, electromagnetic, or ultrasonic radiation {11}
473.~.~ Infrared radiation {2}
474  DF  .~.~.~> Temperature detection
475  DF  .~.~.~> With comparison means (e.g., ratio of or comparison to a standard)

DEFINITION

Classification: 600/473

Infrared radiation:

(under subclass 407) Subject matter wherein the radiation is electromagnetic energy having wave lengths longer than those of visible light.

SEE OR SEARCH CLASS

250, Radiant Energy,

330+, for infrared to visible imaging.