ALEXANDRIA, Va., July 15 -- United States Patent no. D1,131,559, issued on June 23, was assigned to CUTSFORTH INC. (Minneapolis).
"Carbon brush for an electrical machine" was invented by Robert S. Cutsforth (Bellingham, Wash.) and Spencer D. Cutsforth (Bellingham, Wash.).
The patent was filed on April 9, 2025, under Application No. D/997,717.
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