ALEXANDRIA, Va., Jan. 28 -- United States Patent no. D1,110,136, issued on Jan. 27, was assigned to Nanjing Chervon Industry Co. Ltd. (Nanjing, China).
"Screwdriver" was invented by Xunzhuang Qiu (Nanjing, China), Mingshun E (Nanjing, China) and Wendan Ma (Nanjing, China).
The patent was filed on Oct. 2, 2023, under Application No. D/913,470.
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