Portable light bulb
Broken lines are for illustration purposes and form no part of the claimed design.
Claims
The ornamental design for a portable light bulb, as shown and described.
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Type: Grant
Filed: Jul 27, 2020
Date of Patent: Apr 6, 2021
Inventor: HongChun Zhao (ShenZhen)
Primary Examiner: Marcus A Jackson
Application Number: 29/744,110