ALEXANDRIA, Va., June 10 -- United States Patent no. D1,073,756, issued on May 6, was assigned to Yueqing Zhongjing Tools Co. Ltd (Wenzhou, China).

"Drill bit" was invented by Jiufa Cai (Wenzhou, China).

The patent was filed on Nov. 28, 2024, under Application No. D/975,484.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1073756&OS=D1073756&RS=D1073756

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