US PATENT SUBCLASS 427 / 68
.~.~ Multicolor or mosaic (e.g., color T.V. tube, etc.)

Current as of: June, 1999
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427 /   HD   COATING PROCESSES

58  DF  ELECTRICAL PRODUCT PRODUCED {21}
64  DF  .~ Fluorescent or phosphorescent base coating (e.g., cathode-ray tube, luminescent screen, etc.) {8}
68.~.~ Multicolor or mosaic (e.g., color T.V. tube, etc.)

DEFINITION

Classification: 427/68

(under subclass 64) Processes wherein the fluorescent or phosphorescent coating is in the form of a mosaic or pattern or is used for the production of color images.

SEE OR SEARCH CLASS

430, Radiation Imagery Chemistry: Process, Composition, or Product Thereof,

23+, for process of producing a cathode-ray tube element.