Keyboard

Details Keyboard Keyboard

2000-10-25

2002-04-30

Nunn, Freda (Department: 2911)

Recording, communication, or information retrieval equipment

Computer, data processor equipment

Peripheral equipment

Design Patent

active

D0456409

CLAIM:
The ornamental design for the keyboard, as shown and described.

REFERENCES:
patent: 2717686 (1955-09-01), Seeber, Jr.
patent: 3289804 (1966-12-01), Schaefer
patent: 4464070 (1984-08-01), Hanft et al.
patent: D278239 (1985-04-01), Felix et al.
patent: 4531119 (1985-07-01), Nakayama et al.
patent: 4760528 (1988-07-01), Levin
patent: 5059048 (1991-10-01), Sirkin
patent: D323817 (1992-02-01), Buchin
patent: D345152 (1994-03-01), Mermod, Jr.
patent: 5336002 (1994-08-01), Russo
patent: 5367298 (1994-11-01), Axthelm
patent: 5500643 (1996-03-01), Grant
patent: D386488 (1997-11-01), Kageyama et al.

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