ALEXANDRIA, Va., Oct. 21 -- United States Patent no. D1,154,901, issued on Oct. 20, was assigned to Zhejiang Futian Rv Technology Co. Ltd. (Hanzghou, China).
"Blowdown valve" was invented by Peng Su (Hangzhou, China).
The patent was filed on June 24, 2025, under Application No. D/009,818.
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