申请人 |
HITACHI, LTD., TOKIO/TOKYO, JP |
发明人 |
SHIGA, MASAO, HITACHI-SHI, IBARAKI 319-12, JP;KURIYAMA, MITSO, IBARAKI 319-11, JP;MORI, TAKANOBU, HITACHI-SHI, IBARAKI 319-14, JP;FUKUI, YUTAKA, HITACHI-SHI, IBARAKI 316, JP;ISHIZUKA, TATSURO, HITACHI-SHI, IBARAKI 316, JP |