US PATENT SUBCLASS 353 / 79
STRUCTURALLY RELATED PROJECTOR AND SCREEN


Current as of: June, 1999
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353 /   HD   OPTICS: IMAGE PROJECTORS

79STRUCTURALLY RELATED PROJECTOR AND SCREEN {1}
80  DF  .~> Profile or silhouette


DEFINITION

Classification: 353/79

(under the class definition) Subject matter where the projector is connected to a viewing screen by physical means such as mechanical linkage to space the screen from the projector or electrical wiring to control movement of the screen from the position of the projector.

SEE OR SEARCH THIS CLASS, SUBCLASS:

72, for the combination of a projector and viewing screen with a casing which opens to expose the projector or screen during use.

74, for the combination of a projector and a viewing screen enclosed by a cabinet.