Patent
   D688729
Priority
Oct 10 2012
Filed
Oct 10 2012
Issued
Aug 27 2013
Expiry
Aug 27 2027
Assg.orig
Entity
unknown
14
7
n/a
I claim the ornamental design for a thumb piano, as shown and described.

FIG. 1 is a perspective view of a thumb piano showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

Trinca, Leonard

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Patent Priority Assignee Title
1763518,
2645970,
3610085,
3961553, Jul 14 1975 Two-tier chromatic thumb piano
4676135, Mar 12 1985 Kabushiki Kaisha Sankyo Seiki Seisakusho Vibration plate for music box movement
7919700, Feb 28 2008 Kalimba system
217641,
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