MASS TRANSIT SAFETY NOTIFICATION SYSTEM AND DEVICE |
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| 申请号 | US16027700 | 申请日 | 2018-07-05 | 公开(公告)号 | US20180312181A1 | 公开(公告)日 | 2018-11-01 |
| 申请人 | STC, Inc.; | 发明人 | Brad Cross; Destry Diefenbach; Yogesh Barve; Pete Ksycki; Scott Kolts; Steve McDonald; | ||||
| 摘要 | A system and device that will notify roadway maintenance workers of an approaching mass transit vehicle and, conversely, will notify the operators and administrators of mass transit vehicles of roadway maintenance workers within the vicinity of an approaching section of track. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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