| 申请人 |
HITACHI, LTD., TOKIO/TOKYO, JP |
发明人 |
MAEDA, YOSHIHITO, MITO-SHI, JP;KANEKO, TOSHIKI, HITACHI-SHI, JP;NAGAI, MASAICHI, HITACHI-SHI, JP;ANDOH, HISASHI, HITACHI-SHI, JP;KATOU, YOSHIMI, TAKAHAGI-SHI, JP;IKUTA, ISAO, IWAKI-SHI, JP;WATANABE, RYUJI, NAKA-GUN IBARAKI-KEN, JP |
