US PATENT SUBCLASS 430 / 369
.~.~ Viewing through either a colored filter or a colored light

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

357  DF  COLOR IMAGING PROCESS {11}
367  DF  .~ Chromatic image produced from achromatic reproduction image {3}
369.~.~ Viewing through either a colored filter or a colored light

DEFINITION

Classification: 430/369

Viewing through either a colored filter or a colored light:

(under subclass 367) Processes including the step of observing the achromatic image through either a colored filter or a colored light.

SEE OR SEARCH THIS CLASS, SUBCLASS:

245, for step exposing through filter to produce an achromatic image in the diffusion transfer process.