ALEXANDRIA, Va., July 30 -- United States Patent no. D1,086,229, issued on July 29, was assigned to Shenzhen Shuorui Electronics Co. Ltd. (Shenzhen, China).
"Button maker machine" was invented by Zerui Zheng (Shantou, China).
The patent was filed on March 30, 2025, under Application No. D/996,065.
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