Keyboard

Details Keyboard Keyboard

1993-04-28

1995-01-03

Nunn, Freda S.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

Patent

active

D03540537

REFERENCES:
patent: D304451 (1989-11-01), Kagayama et al.
patent: D311904 (1990-11-01), Solomon
patent: D324860 (1992-03-01), Oshima

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