Educational apparatus for learning math
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Claims
The ornamental design for an educational apparatus for learning math, as shown and described.
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Type: Grant
Filed: Apr 3, 2015
Date of Patent: Feb 26, 2019
Assignee: LEARNTOOLS INC. (Westlake, OH)
Inventor: Raymond J. Herrmann (Westlake, OH)
Primary Examiner: Ian Simmons
Assistant Examiner: Lauren D McVey
Application Number: 29/522,910