Portable keyboard
The broken line showing of a carrying strap secured to holding elements on the rear of the top portion in
Claims
The ornamental design for a portable keyboard, as shown and described.
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Type: Grant
Filed: Mar 23, 2006
Date of Patent: Sep 4, 2007
Inventor: Charles A. Tentindo (Long Beach, CA)
Primary Examiner: Ian Simmons
Assistant Examiner: R. Johnson
Attorney: Klein, O'Neill & Singh, LLP
Application Number: 29/256,679