Vision focus device
The broken lines depict environment and form no part of the claimed design.
Claims
The ornamental design for a vision focus device, as shown and described.
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Type: Grant
Filed: May 12, 2022
Date of Patent: Jul 2, 2024
Inventor: David Han (Yorktown, VA)
Primary Examiner: Bao-Yen T Nguyen
Assistant Examiner: Maheen Khurshid
Application Number: 29/864,185