US PATENT SUBCLASS 362 / 321
.~.~ Shutter type

Current as of: June, 1999
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362 /   HD   ILLUMINATION

317  DF  LIGHT MODIFIER {5}
319  DF  .~ Adjustable or positionable {3}
321.~.~ Shutter type

DEFINITION

Classification: 362/321

(under subclass 319) Subject matter wherein the modifier is planar and movable only in its own plane.

SEE OR SEARCH THIS CLASS, SUBCLASS:

280+, for a modifier movable in a plane and a light source or support therefor.

323, for a curved modifier that moves in a curved plane.