INTERNATIONAL PATENT: HASEYAMA MASASHI, 長谷山 雅士, HASEYAMA MEGUMI, 長谷山 愛 FILES APPLICATION FOR "SWING PRACTICE TOOL AND SWING PRACTICE HEAD COMPONENT"

GENEVA, July 2 -- HASEYAMA Masashi (1-18-19, Shinmachi, Kokubunji-shi, Tokyo1850004), 長谷山　雅士 (東京都国分寺市新町１－１８－１９), HASEYAMA Megumi (Roma Aries B101, 5-4-7, Hatorino, Kisarazu-shi, Chiba2920819), 長谷山　愛 (千葉県木更津市羽鳥野５－４－７　ローマアリエスＢ１０１) filed a patent application (PCT/JP2024/027051) for "SWING PRACTICE TOOL AND SWING PRACTICE HEAD COMPONENT" on Jul 30, 2024. With publication no...