ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,138,677, issued on Aug. 4, was assigned to Zhejiang Hengfeng Shading Products Co. Ltd. (Shengzhou City, China).
"Roller shutter splicing accessory" was invented by Ye'an Cao (Shengzhou, China).
The patent was filed on April 15, 2025, under Application No. D/998,699.
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