Computer for visually impaired persons

Details Computer for visually impaired persons Computer for visually impaired persons

1991-10-16

1994-08-30

Burke, Wallace R.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

Patent

active

D03501167

REFERENCES:
patent: D301233 (1989-05-01), Briscoe
patent: D308668 (1990-06-01), Briscoe et al.
patent: 4445871 (1984-05-01), Becker
patent: 4465465 (1984-08-01), Nelson
patent: 4881900 (1989-11-01), Matsuoka et al.
patent: 4898536 (1990-02-01), Hoffarth
patent: 4968257 (1990-11-01), Yalen

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