US PATENT SUBCLASS 187 / 396
GENERAL INFORMATION DISPLAY (E.G., STORE DIRECTORIES)


Current as of: June, 1999
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187 /   HD   ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE

396GENERAL INFORMATION DISPLAY (E.G., STORE DIRECTORIES)


DEFINITION

Classification: 187/396

GENERAL INFORMATION DISPLAY (E.G., STORE DIRECTORIES):

(under the class definition) Subject matter which includes

either (a) means for communicating both knowledge necessary to the operation of an elevator and knowledge (e.g., advertising) which is not limited in its useful application to an individual using an elevator or (b) means having its operation caused or modified by an elevator, which communicates knowledge (e.g., advertising) not limited in its useful application to an individual using an elevator.

SEE OR SEARCH CLASS

40, Card, Picture, Sign Exhibiting,

446+, for a changing exhibitor, subclasses 541+ for an illuminated directory, and subclass 585 for a sign type directory.

340, Communications: Electrical,

815.01+, for electrical visual display means other than those changing the operation of the elevator or those having their operation or information modified by an elevator.