Keyboard
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The broken line showing of the various unshaded elements of the keyboard is for environmental purposes only and forms no part of the claimed design.
Claims
The ornamental design for a keyboard, as shown and described.
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Type: Grant
Filed: Sep 2, 2015
Date of Patent: Feb 21, 2017
Assignee: Microsoft Corporation (Redmond, WA)
Inventors: Vicky Chen (Da Lian), Jiun Yang (Hong Kong), Michael Zheng (Shenzhen)
Primary Examiner: George D Kirschbaum
Assistant Examiner: Joseph Kukella
Application Number: 29/538,239