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US Patent Issued 2023 – US 11802699 B2 “Desktop air purifier with double-layer glass tube ultraviolet (UV) disinfection lamp”

Inventors: Zhang; Yan et al. Abstract The Desktop Air Purifier with Double-layer Glass Tube Ultraviolet Disinfection Lamp (The desktop air purifier with DLGTUVDL) uses a turbo blower with…
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