ALEXANDRIA, Va., March 31 -- United States Patent no. D1,121,137, issued on March 31, was assigned to Shenzhen Changkun Technology Co. Ltd. (Shenzhen, China).
"Electric breast pump" was invented by Changmou Yang (Wuhan, China).
The patent was filed on Oct. 30, 2024, under Application No. D/970,871.
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