Chair back
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The broken lines shown in the Figures are for environmental purposes only and form no part of the claimed design.
Claims
The ornamental design for a chair back, as shown and described.
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Type: Grant
Filed: Mar 15, 2013
Date of Patent: Jun 16, 2015
Assignee: Michigan Tube Swagers & Fabricators, Inc. (Temperance, MI)
Inventor: Joshua Paul Swy (Lambertville, MI)
Primary Examiner: Ricky Pham
Application Number: 29/449,926