申请人 |
HITACHI CONSTRUCTION MACHINERY CO., LTD., TOKIO/TOKYO, JP |
发明人 |
TATSUMI, AKIRA, KASHIWA-SHI, CHIBA 277, JP;KIHARA, MITSUO, NIIHARI-GUN, IBARAGI 315, JP;TAMURA, SEIJI, NISHIIBARAGI-GUN, IBARAGI 309-17, JP;SAYAMA, HIDEAKI, TSUCHIURA-SHI, IBARAGI 300, JP;YOSHIO, SABUROU, NIIHARI-GUN, IBARAGI 315, JP;ASANO, KAZUO, TSUCHIURA-SHI, IBARAGI 300, JP;HOSONO, JUNICHI, NIIHARI-GUN, IBARAGI 315, JP |