Roll-up electronic keyboard

Details Roll-up electronic keyboard Roll-up electronic keyboard

2003-02-14

2004-06-01

McInroy, Ruth (Department: 2914)

Musical instruments

Keyboard type

Design Patent

active

D0490837

CLAIM:
I claim the ornamental design for a roll-up electronic keyboard, as shown and described.

REFERENCES:
patent: D224444 (1972-07-01), Chilton et al.
patent: D245197 (1977-07-01), Noury, Jr.
patent: D320996 (1991-10-01), Koide
patent: D322800 (1991-12-01), Yun
patent: 5164528 (1992-11-01), Arai et al.
patent: D345575 (1994-03-01), Hisanaga et al.
patent: D349127 (1994-09-01), Nelson
patent: D404057 (1999-01-01), Miura
patent: 6259006 (2001-07-01), Parienti
patent: D461837 (2002-08-01), Chan

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