ALEXANDRIA, Va., March 17 -- United States Patent no. D1,119,019, issued on March 17, was assigned to Wuhan Langzhao International Trade Co. Ltd. (Wuhan, China).

"Wall washer" was invented by Songzhao Liu (Wuhan, China).

The patent was filed on Nov. 19, 2024, under Application No. D/973,994.

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