US PATENT SUBCLASS 396 / 545
.~ Vignetter


Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

544  DF  CAMERA ATTACHMENT {1}
545.~ Vignetter


DEFINITION

Classification: 396/545

Vignetter:

(under subclass 544) Subject matter having means for partially masking a portion of the transverse area of a light path to produce a graduated shading effect.

SEE OR SEARCH CLASS

355, Photocopying,

125+, for a diffusing or masking device used in contact printing.

359, Optics: Systems (Including Communication) and Elements,

599, for miscellaneous optical diffusing systems or elements.