US PATENT SUBCLASS 396 / 316
.~.~ Mask or stencil
Current as of:
June, 1999
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396 /
HD
PHOTOGRAPHY
310
DF
WITH DATA RECORDING
{6}
315
DF
.~ Optical {2}
316
.~.~ Mask or stencil {1}
317
DF
.~.~.~
> Having auxiliary illumination
DEFINITION
Classification: 396/316
Mask or stencil:
(under subclass 315) Subject matter including means for blocking light from the film to form indicia.
SEE OR SEARCH THIS CLASS, SUBCLASS:
435+, for means to variably mask portions of a frame, in general.
556+, for phototype composing using stencil-type characters.
, FOR 768+, for foreign art collections involving exposure identification by stencil.