ALEXANDRIA, Va., June 18 -- United States Patent no. D1,078,428, issued on June 10, was assigned to WALTER SURFACE TECHNOLOGIES INC. (Pointe-Claire, Canada).
"Abrasive disc" was invented by Marc Brunet Gagne (Beauharnois, Canada) and Mykolai Dutkewych (Lachine, Canada).
The patent was filed on Aug. 4, 2022, under Application No. D/517,968.
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