申请人 |
HITACHI, LTD., TOKIO/TOKYO, JP |
发明人 |
TAKAHASHI, TADASHI, HITACHI-SHI IBARAKI 319-12, JP;KAWAMATA, SYOOICHI, HITACHI-SHI IBARAKI 317, JP;MIYASHITA, KUNIO, HITACHI-SHI IBARAKI 316, JP;MASAKI, RYOOSOO, HITACHI-SHI IBARAKI 316, JP;KURIYAMA, SHIGERU, KATSUTA-SHI IBARAKI 312, JP |