Set of keys for a keypad

Details Set of keys for a keypad Set of keys for a keypad

1995-10-19

1997-08-12

Nunn, Freda

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

D14114, 1402

Patent

active

D03822621

REFERENCES:
patent: D302270 (1989-07-01), Liljenquist
patent: D359480 (1995-06-01), Levine
patent: 4180337 (1979-12-01), Otey, III et al.
patent: 4375922 (1983-03-01), Maegawa et al.
IBM Technical Disclosure Bulletin vol. 29 No. 12 May 1987 pp. 5383-5384.

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