Method of communication and/or testing of the handicapped

Claim 1

80 6/72 output terminals directing means to select the two third of said in response to at least two successive actuations for third transducer, said logic means including means output inhibiting the transmission of a signal to a selected terminals until terminal in one of the sets of third output other set of after selection of an output terminal in the signal to each third output terminals and for transmitting a the output of the selected terminals after selection of terminal in said other set of third output terminals, being said first, second and third output terminals a single selectively connectable to means for providing of output resultant output representative of the combination terminals selected. said 2. Control apparatus as claimed in claim 1 wherein comprises a means for providing a single resultant output matrix. wherein said 3. Control apparatus as claimed in claim 1 or 2 is arranged to means for producing a single resultant output actuate a character of a typewriter. wherein said 4. Control apparatus as claimed in claim 1 or 2 is arranged to means for producing a single resultant output actuate a visual display. 2 wherein Control apparatus as claimed in claim 1 or output is arranged said means for producing a single resultant means. to actuate an acoustical and /or palpable vibration 48 479,39 6 49. 806/72 6. Control apparatus substantially as herein described with reference to the accompanying drawings. Dated this 21st day of September 1976 HAIG KAFAFIAN By his Patent Attorneys DAVIES COLLISON 479.396 49, 8 062 479. 396~