| 申请人 |
NIPPON STEEL CORP., TOKIO/TOKYO, JP |
发明人 |
KOMATSU, HAJIME R & D LABORATORIES I;TANINO, MITSURU R & D LABORATORIES I, NAKAHARA-KU KAWASAKI-SHI KANAGAWA, JP;SUGA, YOZO R & D LABORATORIES III;KONNO, TOYOHIKO R & D LABORATORIES III, YAHATA HIGASHI-KU KITAKYUSHU-SHI FUKUOKA, JP |
