GENEVA, April 29 -- DAEWON ELECTRIC CO.,LTD. (307 Daeyullaechu-gil, Bugi-myeon, Cheongwon-guCheongju-siChungcheongbuk-do 28137), 대원전기 주식회사 (충청북도청주시청원구 북이면 대율내추길 307), DAEWON INDUSTRY COMPANY (26 Soemaru 1-gil, Jeungpyeong-eupJeungpyeong-gunChungcheongbuk-do 27913), 대원산업 주식회사 (충청북도증평군증평읍 쇠마루1길 26) filed a patent application (PCT/KR2024/014942) for "EXTENSION ARM OF STEEL CROSSARM FOR INDIRECT LIVE LINE, METHOD F...