US PATENT SUBCLASS 352 / 213
.~.~.~ Color

Current as of: June, 1999
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352 /   HD   OPTICS: MOTION PICTURES

204  DF  SHUTTERS {3}
208  DF  .~ Rotary {7}
212  DF  .~.~ With light modifying blades {1}
213.~.~.~ Color

DEFINITION

Classification: 352/213

(under subclass 212) Subject matter in which the light modifying blades include means to alter the color content of the light.

(1) Note. These shutters are usually used in color cameras or projectors using monochrome film.

SEE OR SEARCH THIS CLASS, SUBCLASS:

42, for exhibiting methods with color filtration.

66+, for color cameras and/or projectors using monochrome film.