ALEXANDRIA, Va., April 7 -- United States Patent no. D1,121,809, issued on April 7, was assigned to FM PARTEC S.P.A. (Correggio, Italy).

"Air diffuser" was invented by Gian Carlo Franchini (Correggio, Italy).

The patent was filed on May 9, 2025, under Application No. D/003,057.

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