ALEXANDRIA, Va., July 28 -- United States Patent no. D1,137,594, issued on July 28, was assigned to NINGBO JIANGBEI OCEAN STAR TRADING Co. LTD (Ningbo, China).
"Fragrance plug" was invented by Haixiao Jiang (Ningbo, China).
The patent was filed on Nov. 28, 2024, under Application No. D/975,519.
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