Heating and cooling fan
The broken lines in the figures illustrate portions of the heating and cooling fan that form no part of the claimed design. The dash dot dash lines in
Claims
The ornamental design for a heating and cooling fan, as shown and described.
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Type: Grant
Filed: Mar 8, 2021
Date of Patent: Sep 7, 2021
Inventor: Ruochen Fu (Changsha)
Primary Examiner: Janice Hallmark
Application Number: 29/773,246