|Publication number||USD646915 S1|
|Application number||US 29/381,806|
|Publication date||Oct 18, 2011|
|Filing date||Dec 23, 2010|
|Priority date||Dec 23, 2010|
|Publication number||29381806, 381806, US D646915 S1, US D646915S1, US-S1-D646915, USD646915 S1, USD646915S1|
|Inventors||Derek Schweikarth, Joey Stutzman|
|Original Assignee||Kimball International, Inc.|
|Export Citation||BiBTeX, EndNote, RefMan|
|Classifications (2) |
|External Links: USPTO, USPTO Assignment, Espacenet|
US D646915 S1
The ornamental design for a chair backrest, as shown and described.
FIG. 1 is a front perspective view thereof;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof; and,
FIG. 6 is a top view thereof.
Features shown in dashed lines form no part of the claimed design.