ALEXANDRIA, Va., Jan. 28 -- United States Patent no. D1,110,471, issued on Jan. 27, was assigned to NIBCO Inc. (Elkhart, Ind.).
"L-ball union drain valve" was invented by Christopher W. Mason (Granger, Ind.) and Lisa Lyon (North Grafton, Mass.).
The patent was filed on Feb. 22, 2023, under Application No. D/885,236.
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