Patent
   D331769
Priority
Oct 16 1990
Filed
Oct 16 1990
Issued
Dec 15 1992
Expiry
Dec 15 2006
Assg.orig
Entity
unknown
6
4
n/a
The ornamental design for a guitar tuning unit, as shown.

FIG. 1 is a top front perspective view of a guitar tuning unit showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

Stevenson, Theodore J.

Patent Priority Assignee Title
D402684, Mar 11 1997 Onboard Research Corp. Musical instrument tuner
D487905, May 22 2003 Onboard Research Corp. Musical instrument tuner housing
D682346, Jan 17 2012 COR-TEK CORPORATION Musical instrument pedal
D682925, Jun 12 2012 COR-TEK CORPORATION Musical instrument pedal
D685021, Jan 24 2012 Evets Corporation Tuner pedal
D688301, Jun 27 2012 Seiko Instruments Inc. Tuner
Patent Priority Assignee Title
3896697,
4889029, Feb 19 1987 KRAUS INDUSTRIES, LTD , 50% Tuning apparatus for stringed instruments
D279768, Dec 13 1982 Pennsylvania Scale Company Portable scale
D305905, Jul 24 1986 Tuner for a guitar pickup
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