申请人 |
NIPPON STEEL CORP., TOKIO/TOKYO, JP;KAWASAKI JUKOGYO K.K., KOBE, HYOGO, JP |
发明人 |
MURATA, TOYO-O NIPPON STEEL CORPORATION, KITAKYUSHU-SHI FUKUOKA-KEN, JP;NARITA, HIROSHI NIPPON STEEL CORPORATION, SAKAI-SHI OSAKA, JP;SHIGEYAMA, YUKINORI NIPPON STEEL CORPORATION, KITAKYUSHU-SHI FUKUOKA-KEN, JP;NISHIKAWA, MAZUMI, YOKOSUKA-SHI KANAGAWA-KEN, JP |