Musical instruments – Keyboard type – Element or attachment
Patent
1989-02-08
1991-09-17
Dunkins, Bruce W.
Musical instruments
Keyboard type
Element or attachment
D 6449, D 6484
Patent
active
D03200345
REFERENCES:
patent: D257987 (1981-01-01), Schoenig
patent: D264852 (1982-06-01), Schoenig
patent: D277532 (1985-02-01), Duhamel
patent: D293397 (1987-12-01), Hunt
patent: D307519 (1990-05-01), Wright
patent: 2403324 (1946-07-01), Anderson
patent: 4313589 (1982-02-01), Vega
patent: 4669691 (1987-06-01), Solomon
patent: 4684091 (1987-08-01), Moreschi
patent: 4763865 (1988-08-01), Danner
patent: 4770380 (1988-09-01), Eason et al.
Fidelity Products Co., 1981, p. 40, Stand Up Work Station.
Brooks Lawrence D.
Schoenig Darrell A.
Asch Jeffrey
Dunkins Bruce W.
Edmundson Dean P.
Ultimate Support Systems, Inc.
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