| 申请人 |
HITACHI LTD;HITACHI ELEVATOR ENG CO LTD;HITACHI BUILDING SYST ENG & SERVICE CO LTD |
发明人 |
HIGASHIDA YOSHIKI;MATSUZAWA HIDETO;SAKURADA HIROAKI;NAKAGAWA TOSHIHIRO;OHASHI YUTAKA;KAWAGISHI MANABU;INOUE KATSUHIRO;ABE TOSHIAKI;MASUDA KATSUTARO;HODOTA ATSUSHI;KIMURA SHIGENOBU |
