ALEXANDRIA, Va., April 21 -- United States Patent no. D1,122,984, issued on April 21, was assigned to FUJIAN AIDI ELECTRIC Co. LTD. (Longyan, China).
"Diaphragm pump" was invented by Xizhen Lin (Longyan, China), Mengsheng Hu (Longyan, China) and Huaiyou Liao (Longyan, China).
The patent was filed on Dec. 29, 2023, under Application No. D/923,395.
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