IP Library › Granted Patent US 1,023,272
Granted Patent S1
US 1,023,272 · App. 29/833,090 · Granted Apr 16, 2024

Air purifier

Inventor: Shuang Zhang (Shanghai, CN)
Assignee: Shanghai Clean Force Environmental Protection Technology Co., Ltd.
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Quick Facts
Patent No.
US 1,023,272
App. No.
29/833,090
Granted
Apr 16, 2024
Kind
S1
Claims (1)

The ornamental design for an air purifier, as shown and described.