Portable vacuum sweeper
Description
The broken lines in the figures illustrate portions of the portable vacuum sweeper that form no part of the claimed design.
Claims
The ornamental design for a portable vacuum sweeper, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D899719
Type: Grant
Filed: Oct 25, 2019
Date of Patent: Oct 20, 2020
Inventor: Boge Liu (Guangdong)
Primary Examiner: Kimberly Barnes
Application Number: 29/710,702
Type: Grant
Filed: Oct 25, 2019
Date of Patent: Oct 20, 2020
Inventor: Boge Liu (Guangdong)
Primary Examiner: Kimberly Barnes
Application Number: 29/710,702
Classifications