ALEXANDRIA, Va., June 2 -- United States Patent no. D1,128,641, issued on June 2, was assigned to FOCAL JMLab (La Taluadiere, France).
"Loudspeaker" was invented by Cedrick Boutonet (La Talaudiere, France).
The patent was filed on April 18, 2024, under Application No. D/938,003.
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