Portable cooler and heater
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The broken lines shown in the drawings depict portions of the portable cooler and heater that form no part of the claimed design. The dot-dash broken lines in
Claims
The ornamental design for a portable cooler and heater, as shown and described.
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Type: Grant
Filed: May 10, 2023
Date of Patent: Oct 8, 2024
Assignee:
Inventors: Po-Feng Lee (Taipei), Chen-Jung Chang (Taipei)
Primary Examiner: Ania Aman
Application Number: 29/891,876