申请人 |
SUMITOMO METAL INDUSTRIES, LTD., OSAKA, JP |
发明人 |
NAGATA, TATSUO, AMAGASAKI-SHI, HYOGO-KEN, JP;TAKAHASHI, WATARU, NISHINOMIYA-SHI, HYOGO-KEN, JP;NISHIMOTO, MANABU, AMAGASAKI-SHI, HYOGO-KEN, JP;KITAYAMA, SHIROH, KOBE-SHI, HYOGO-KEN, JP;SUGIMOTO, YOSHIHITO, KASHIWA-SHI, CHIBA-KEN, JP |