US PATENT SUBCLASS 434 / 112
COMMUNICATION AIDS FOR THE HANDICAPPED


Current as of: June, 1999
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434 /   HD   EDUCATION AND DEMONSTRATION

112COMMUNICATION AIDS FOR THE HANDICAPPED {3}
113  DF  .~> Tactile reading aid (e.g., Braille, etc.) {2}
116  DF  .~> Converting information to sound
117  DF  .~> Writing guide for the blind


DEFINITION

Classification: 434/112

COMMUNICATION AIDS FOR THE HANDICAPPED:

(under the class definition) Subject matter relating to devices which enable a handicapped person to communicate with another person.

(1) Note. Excluded from this class and subclass are devices which merely give a signal to the handicapped person upon detection of an obstacle in the person's path.

SEE OR SEARCH CLASS

116, Signals and Indicators, digest 17 for tactile signalling devices.

340, Communications: Electrical,

407.1+, for tactile signals in electrical communication apparatus.

348, Television,

62+, for television aids for the blind. 704, Data Processing: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression,

258+, for speech synthesis.