ALEXANDRIA, Va., Nov. 25 -- United States Patent no. D1,103,228, issued on Nov. 25, was assigned to Shenzhen Creality 3D Technology Co. Ltd. (Shenzhen, China).
"Laser engraving device" was invented by Jingke Tang (Guangdong, China), Jing Chen (Guangdong, China), Guihao Feng (Guangdong, China), Zehong Gan (Guangdong, China) and Fayang Cao (Guangdong, China).
The patent was filed on June 30, 2023, under Application No. D/521,593.
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