ALEXANDRIA, Va., March 3 -- United States Patent no. D1,115,878, issued on March 3, was assigned to SUMITOMO ELECTRIC HARDMETAL CORP. (Itami, Japan).
"Cutting tool insert" was invented by Michael Speer (Willich, Germany).
The patent was filed on Feb. 29, 2024, under Application No. D/930,356.
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