Keyboard

Details Keyboard Keyboard

1996-03-12

1997-07-22

Nunn, Freda

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

1403

Patent

active

D03813266

REFERENCES:
patent: D293243 (1987-12-01), Kakiuchi
patent: D303249 (1989-09-01), Bratasevec
patent: D346376 (1994-04-01), Marquardt et al.

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