IN-TRAIN INFORMATION DELIVERY SERVICE SYSTEM, IN-TRAIN INFORMATION DELIVERY METHOD, AND INFORMATION DISPLAY UNIT FOR PASSENGER-CARRYING CAR |
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申请号 | EP09758147 | 申请日 | 2009-03-03 | 公开(公告)号 | EP2281730A4 | 公开(公告)日 | 2012-04-04 |
申请人 | MITSUBISHI ELECTRIC CORP; | 发明人 | NAGAI NORIE; | ||||
摘要 | |||||||
权利要求 | |||||||
说明书全文 |