Closed impeller tool
The broken lines in the drawings form no part of the claimed design and the broken lines of the closed impeller and pump of
Claims
The ornamental design for a closed impeller tool, as shown and described.
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Type: Grant
Filed: Mar 20, 2018
Date of Patent: Feb 26, 2019
Inventor: Michael Key (Dayton, TX)
Primary Examiner: Randall H Gholson
Application Number: 29/641,155