US PATENT SUBCLASS 252 / 501.1
.~ Light sensitive

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

500  DF  ELECTRICALLY CONDUCTIVE OR EMISSIVE COMPOSITIONS {6}
501.1.~ Light sensitive

DEFINITION

Classification: 252/501.1

Light sensitive:

(under subclass 500) Compositions wherein the electrical conductivity or emissivity varies with the intensity of the light to which it is exposed.

SEE OR SEARCH CLASS

250, Radiant Energy, the definitions of

200, under (7) Note, for the various classifications of photcells, per se. These generally embody photosensitive compositions or layers.

430, Radiation Imagery Chemistry: Process, Composition, or Product Thereof,32+, for compositions of this type limited to use in radiation imagery.