ALEXANDRIA, Va., Dec. 9 -- United States Patent no. D1,105,176, issued on Dec. 9, was assigned to Furukawa Rock Drill Co. Ltd. (Tokyo).
"Water tank for blast hole drill" was invented by Naoya Chiba (Gunma, Japan) and Tomoya Nagata (Gunma, Japan).
The patent was filed on Aug. 21, 2024, under Application No. D/958,762.
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