US PATENT SUBCLASS 250 / 341.5
.~.~.~.~ With calibration

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


250 /   HD   RADIANT ENERGY

336.1  DF  INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING {16}
338.1  DF  .~ Infrared responsive {12}
340  DF  .~.~ Methods {2}
341.1  DF  .~.~.~ With irradiation or heating of object or material {7}
341.5.~.~.~.~ With calibration

DEFINITION

Classification: 250/341.5

With calibration:

(under subclass 341.1) Subject matter wherein the process includes establishing a reference level or scale based on detected infrared radiation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

252.1, for calibration or standardization methods with sources of invisible radiation.

339.09, for calibration with selection of plural discrete infrared wavelengths or bands.