Abdominal muscle exercise apparatus
Description
Claims
The ornamental design for an abdominal muscle exercise apparatus, as shown and described.
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Patent History
Patent number: D728042
Type: Grant
Filed: Sep 17, 2013
Date of Patent: Apr 28, 2015
Inventor: John Hetzel (Fairview Heights, IL)
Primary Examiner: Robert M Spear
Assistant Examiner: Ryan Harvey
Application Number: 29/467,226
Type: Grant
Filed: Sep 17, 2013
Date of Patent: Apr 28, 2015
Inventor: John Hetzel (Fairview Heights, IL)
Primary Examiner: Robert M Spear
Assistant Examiner: Ryan Harvey
Application Number: 29/467,226
Classifications
Current U.S. Class:
Sit-up Type (D21/687)