Patent
   D421621
Priority
Apr 30 1998
Filed
Apr 30 1998
Issued
Mar 14 2000
Expiry
Mar 14 2014
Assg.orig
Entity
unknown
12
4
n/a
The ornamental design for an auto-tune system, as shown and described.

FIG. 1 is a lower front face elevational view of an auto-tune system showing my new design;

FIG. 2 is an upper front face elevational view thereof;

FIG. 3 is an lower rear face elevational view thereof;

FIG. 4 is an upper rear face elevational view thereof;

FIG. 5 is an exploded left side elevational view thereof;

FIG. 6 is an exploded right side elevational view thereof;

FIG. 7 is an exploded top plan view thereof;

FIG. 8 is an exploded bottom plan view thereof; and,

FIG. 9 is an exploded isometric view thereof.

Cooper, Stephen

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Patent Priority Assignee Title
5396827, Jun 17 1994 Sabine Musical Manufacturing Company, Inc. Tuner with variable tuning window
5854437, Jul 18 1995 MERRICK, JEFFREY A Apparatus for tuning electric stringed musical instruments
5886270, Apr 04 1997 Electormechanical tuner for stringed instruments
D317933, May 31 1988 HATTORI SEIKO CO , LTD , Portable music tuner
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