Hand-held motorized tightener for musical instrument strings

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Description

FIG. 1 is an elevational view from the left side of a hand-held motorized tightener for musical instrument strings, showing our new design; the opposite side is the mirror image thereof;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D342001 December 7, 1993 Hibbert
D361020 August 8, 1995 Hegstrum
3813983 June 1974 Paul
4791849 December 20, 1988 Kelley
5272953 December 28, 1993 Koch
5505116 April 9, 1996 Pantoja
Patent History
Patent number: D412011
Type: Grant
Filed: Apr 20, 1998
Date of Patent: Jul 13, 1999
Inventors: Sherwin K. Rice (North Hollywood, CA), Albert P. McKay (Woodland Hills, CA)
Primary Examiner: Adir Aronovich
Attorney: Allan M. Shapiro
Application Number: 0/86,818
Classifications
Current U.S. Class: Element Or Attachment (D17/20); D8/14; Tools And Machines (84/458)
International Classification: 1703;