申请人 |
HITACHI, LTD., TOKIO/TOKYO, JP |
发明人 |
SEKINE, YOSHITO, NIIHARI-GUN IBARAKI 315, JP;ARAI, NOBUKATSU, USHIKU-SHI IBARAKI 300-12, JP;OHSAWA, TADAO, KATSUTA-SHI IBARAKI 312, JP;TOKUDA, HIROATSU, KATSUTA-SHI IBARAKI 312, JP;USUI, TOSHIFUMI, KATSUTA-SHI IBARAKI 312, JP;TSUTSUI, MITSUKUNI, NAKA-CHO, NAKA-GUN IBARAKI 311-01, JP |