Keyboard
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Description
The broken lines shown are included for the purpose of illustrating the unclaimed portions of a keyboard and form no part of the claimed design.
Claims
The ornamental design for a keyboard, as shown and described.
Referenced Cited
Patent History
Patent number: D718766
Type: Grant
Filed: May 31, 2013
Date of Patent: Dec 2, 2014
Assignee: Yokogawa Electric Corporation (Tokyo)
Inventors: Toshiro Tsuda (Musashino), Noriaki Senba (Musashino), Takahiro Uratani (Musashino)
Primary Examiner: Freda S Nunn
Application Number: 29/456,428
Type: Grant
Filed: May 31, 2013
Date of Patent: Dec 2, 2014
Assignee: Yokogawa Electric Corporation (Tokyo)
Inventors: Toshiro Tsuda (Musashino), Noriaki Senba (Musashino), Takahiro Uratani (Musashino)
Primary Examiner: Freda S Nunn
Application Number: 29/456,428
Classifications
Current U.S. Class:
Plural Key Array (D14/396)