Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1994-04-11
1996-09-10
Nunn, Freda
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03735737
REFERENCES:
patent: D238367 (1976-01-01), Perrins et al.
patent: D258360 (1981-02-01), Mourad
patent: D262622 (1982-01-01), Beadle et al.
patent: D310662 (1990-09-01), Fellmann et al.
IBM Technical Disclosure Bulletin vol. 32 No. 10A Mar. 1990 pp. 306-307 Limited-Function Keyboard For Industrial Displays.
Basco Jose P.
Cranston, III William V.
Foy Hunter T.
Honeycutt Kendall A.
Hood Allen R.
International Business Machines - Corporation
Magistrale Anthony N.
Nunn Freda
Tomlin Richard A.
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