US PATENT SUBCLASS 362 / 277
.~ Adjustable or repositionable modifier

Current as of: June, 1999
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362 /   HD   ILLUMINATION

257  DF  LIGHT SOURCE (OR SUPPORT THEREFOR) AND MODIFIER {18}
277.~ Adjustable or repositionable modifier {4}
278  DF  .~.~> Flexible modifier
279  DF  .~.~> Louvered or grid type modifier movable as a unit
280  DF  .~.~> In plane, or extension of modifying surface {1}
282  DF  .~.~> Angularly adjustable or respositionable {2}

DEFINITION

Classification: 362/277

(under subclass 257) Subject matter wherein means is provided for structurally relating the modifier to the light source, light source support or some other part of the claimed combination in two or more positions of the illuminated surface of the modifier or from an illuminated position to an unilluminated position.