ALEXANDRIA, Va., July 3 -- United States Patent no. D1,081,839, issued on July 1, was assigned to Guangzhou Qiji Technology Co. Ltd. (Guangzhou, China).
"Building block toy truck" was invented by Yu Chen (Guangzhou, China), Yu Zhu (Guangzhou, China), Huafei Lin (Guangzhou, China) and Yida Liu (Guangzhou, China).
The patent was filed on May 5, 2023, under Application No. D/875,493.
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