ALEXANDRIA, Va., Feb. 17 -- United States Patent no. D1,114,438, issued on Feb. 17, was assigned to BISSELL Inc. (Grand Rapids, Mich.).
"Portable steam cleaning appliance" was invented by Caixia Zhao (Guangdong, China) and Jing Yang (Zhongshan, China).
The patent was filed on March 9, 2023, under Application No. D/886,539.
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