ALEXANDRIA, Va., June 17 -- United States Patent no. D1,076,990, issued on May 27, was assigned to IRON GRIP HOLDINGS PTY Ltd. (Eastern Creek, Australia).
"Rock roller arm for a reamer assembly" was invented by Stephen Charles Ainge (Eastern Creek, Australia) and Alastar Gordon Heaton (Eastern Creek, Australia).
The patent was filed on March 8, 2023, under Application No. D/886,458.
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