Tokyo company creates smallest metal coil on market to grab Guinness World Record – The Mainichi
https://mainichi.jp/english/articles/20221212/p2a/00m/0bu/023000c
Tokyo company creates smallest metal coil on market to grab Guinness World Record – The Mainichi
https://mainichi.jp/english/articles/20221212/p2a/00m/0bu/023000c