Keyboard
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The broken line showing of the remainder 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: Oct 31, 2014
Date of Patent: Feb 23, 2016
Assignee: Microsoft Corporation (Redmond, WA)
Inventors: Hong Yu Chen (Shenzhen), Wei Zheng (Shenzhen), Po Lin Ho (Taipei), Sheau Jiun Yang (Hong Kong)
Primary Examiner: Freda S Nunn
Application Number: 29/507,898