US PATENT SUBCLASS 430 / 6
.~ Screen other than for cathode-ray tube

Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

4  DF  RADIATION MODIFYING PRODUCT OR PROCESS OF MAKING {2}
6.~ Screen other than for cathode-ray tube {1}
7  DF  .~.~> Color

DEFINITION

Classification: 430/6

Screen other than for cathode-ray tube:

(under subclass 4) Subject matter wherein the light modifying means consist of sets of opaque lines crossing each other on a transparent substrate, the substrate consist of a series of small holes or some other similar structure which breaks up the radiation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

23, for the so-called cathode-ray tube screen.

SEE OR SEARCH CLASS

313, Electric Lamp and Discharge Devices,

461+, for cathode-ray tube screens.