Expandable mobile display sales cart
Claims
The ornamental design for an expandable mobile display sales cart, as shown and described.
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Type: Grant
Filed: Sep 10, 2011
Date of Patent: Jul 31, 2012
Inventors: Douglas S. Martin (New Castle, PA), Melinda L. Martin (New Castle, PA)
Primary Examiner: Cynthia Ramirez
Application Number: 29/374,617