Three piece baseball bat grip augmentation
Claims
The ornamental design for a three piece baseball bat grip augmentation, as shown and described.
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Type: Grant
Filed: Mar 4, 2010
Date of Patent: Dec 21, 2010
Assignee: Proswingez LLC (Dumont, NJ)
Inventor: Chung Chai Chen (Dumont, NE)
Primary Examiner: Mitchell I Siegel
Attorney: Kenneth L. Green
Application Number: 29/356,963