ALEXANDRIA, Va., Jan. 28 -- United States Patent no. D1,110,374, issued on Jan. 27.
"Engraving machine" was invented by Jifa Huang (Dongguan, China), Yong Zhao (Dongguan, China) and Jiahao Lin (Dongguan, China).
The patent was filed on Jan. 21, 2025, under Application No. D/987,020.
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