Combustion enhancement tool
The broken lines shown in the drawings illustrates environment that form no part of the claim.
Claims
The ornamental design for combustion enhancement tool, as shown and described.
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Type: Grant
Filed: Dec 27, 2019
Date of Patent: Sep 7, 2021
Inventor: Steven D. Stello (Rochester, NY)
Primary Examiner: Amy C Wierenga
Application Number: 29/718,778