Keyboard instrument

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Description

FIG. 1 is a top perspective view of a keyboard instrument in accordance with the invention;

FIG. 2 is a front view of the keyboard instrument shown in FIG. 1;

FIG. 3 is a right side elevational view of the keyboard instrument shown in FIG. 1;

FIG. 4 is a rear view of the keyboard instrument shown in FIG. 1;

FIG. 5 is a left side elevational view of a keyboard instrument shown in FIG. 1;

FIG. 6 is a top elevation view of the keyboard instrument shown in FIG. 1;

FIG. 7 is a bottom elevation view of the keyboard instrument shown in FIG. 1; and,

FIG. 8 is a bottom perspective view of the keyboard instrument shown in FIG. 1.

Claims

The ornamental design for a keyboard instrument, as shown and described.

Referenced Cited
U.S. Patent Documents
D173309 October 1954 Johnston
D229228 November 1973 Barczak
Other references
  • Youtube. Alpha Piano ORF. Apr. 28, 2014 [earliest online date], [site visited Aug. 31, 2016]. Available from Internet, <URL:https://www.youtube.com/watch?v=HsUz-FPfNWU>.
  • Design Boom. Touch sensitive mpiano by alpha pianos provides musicians with novel possibilities. May 8, 2016 [earliest online date], [site visited Aug. 31, 2016]. Available from Internet, <URL:http://www.designboom.com/technology/alpha-mpiano-piano-design-05-08-2016/>.
Patent History
Patent number: D783709
Type: Grant
Filed: Jun 18, 2015
Date of Patent: Apr 11, 2017
Assignee: Alpha Pianos GmbH (St. Andra-Wordern)
Inventor: Jorg Tragatschnig (Zell am See)
Primary Examiner: Robert M Spear
Assistant Examiner: Darcey E Heflin
Application Number: 29/530,613
Classifications
Current U.S. Class: Piano Or Cabinet Therefor (D17/7)