ALEXANDRIA, Va., July 16 -- United States Patent no. D1,132,437, issued on June 30, was assigned to NINGBO BEIBAOK OUTDOOR TECHNOLOGY Co. LTD (Ningbo, China).
"Gas refill adapter" was invented by Chengsong Xian (Ningbo, China) and Shengmei Guo (Ningbo, China).
The patent was filed on May 29, 2024, under Application No. D/944,708.
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