ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,353, issued on Sept. 23, was assigned to KYOKUTOH Co. LTD. (Aichi, Japan).
"Air blow nozzle and tip dresser equipped with air blow nozzle" was invented by Kazuhiro Tezawa (Aichi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The air blow nozzle includes a nozzle body configured to be connected to an air compressor one end thereof and includes an air discharge portion another end thereof, the air discharge portion is capable of discharging compressed air supplied from the air compressor. The air discharge portion is configured to be movable to a position that does not correspond to an upper communication hole as the nozzle body is slid to one...