Push-button keypad

Details Push-button keypad Push-button keypad

2000-01-21

2001-04-24

Nunn, Freda (Department: 2911)

Recording, communication, or information retrieval equipment

Computer, data processor equipment

Peripheral equipment

Design Patent

active

D0440970

CLAIM:
The ornamental design for a push-button keypad, as shown and described.

REFERENCES:
patent: D. 290707 (1987-07-01), Allen et al.
patent: D. 380212 (1997-06-01), Colby
patent: 3645441 (1972-02-01), De Sandre
patent: 5508703 (1996-04-01), Okamura et al.

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