Air conditioning refrigerant charging device with digital gauge
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The broken lines in the FIGURES represent unclaimed subject matter and form no part of the claimed design.
Claims
The ornamental design for an air conditioning refrigerant charging device with digital gauge, as shown and described.
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- Unpublished U.S. Appl. No. 29/690,674, filed May 9, 2019 (Not attached).
Type: Grant
Filed: May 9, 2019
Date of Patent: Jul 13, 2021
Assignee: Energizer Auto, Inc. (St. Louis, MO)
Inventors: Michael K. Sherman (Southbury, CT), Kenneth A. Pfierman (West Chester, OH), Tushar Kulkarni (Englewood, OH), Jacob Fahsbender (Danbury, CT)
Primary Examiner: Antoine Duval Davis
Application Number: 29/690,668