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Entertainment & Recreation
Class Information
Number:
84/172
Name:
Music
>
Instruments
>
Combined
> Piano and organ
Description:
Combination of a piano and reed (or pipe) organ, often with means for disconnecting one set of sounders from the keys.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
7301084
Upright keyboard musical instrument
Nov. 27, 2007
6680430
Speaker edge, method of foam-molding the same, apparatus for foam-molding the same, speaker edge foam-molding system, and speaker employing the speaker edge
Jan. 20, 2004
6054641
Keyboard musical instrument for practicing fingering on keyboard without acoustic sounds
Apr. 25, 2000
4704931
Acoustic tone inhibiting means for keyboard musical instrument
Nov. 10, 1987
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