Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD255803 S
Publication typeGrant
Application numberUS 05/763,344
Publication dateJul 8, 1980
Filing dateJan 28, 1977
Publication number05763344, 763344, US D255803 S, US D255803S, US-S-D255803, USD255803 S, USD255803S
InventorsJerome C. Leal
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Combined guitar and synthesizer keyboard
US D255803 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a combined guitar and synthesizer keyboard, as shown and described.

FIG. 1 is a front elevational view of a combined guitar and synthesizer keyboard showing my new design.

FIG. 2 is a top plan view.

FIG. 3 is a right side elevational view.

FIG. 4 is a rear elevational view.

FIG. 5 is a left side elevational view.

FIG. 6 is a bottom plan view; and

FIG. 7 is a fragmentary front perspective view of a portion of the neck of the combined guitar and synthesizer keyboard.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6274800Aug 15, 2000Aug 14, 2001Elliot RudellConvertible musical instrument
US7396987 *Apr 5, 2006Jul 8, 2008Tentindo Charles APortable keyboard musical instrument
US7521619Apr 19, 2007Apr 21, 2009Allegro Multimedia, Inc.System and method of instructing musical notation for a stringed instrument
US7777117Apr 17, 2009Aug 17, 2010Hal Christopher SalterSystem and method of instructing musical notation for a stringed instrument
U.S. ClassificationD17/2, D17/14