CEI 214-7
Road traffic signal systems - Requirements for acoustic signal devices
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| Organization: | CEI |
| Publication Date: | 1 May 2001 |
| Status: | active |
| Page Count: | 4 |
scope:
Document History
May 1, 2022
Road traffic signal systems Requirements for acoustic signal devices
A description is not available for this item.
CEI 214-7
May 1, 2001
Road traffic signal systems - Requirements for acoustic signal devices
October 1, 1999
Road traffic signal systems - Requirements for acoustic signal devices
La presente Norma sperimentale si applica ai dispositivi acustici impiegati per rendere più facile e sicura l'utilizzazione degli attraversamenti stradali semaforisti ai pedoni non vedenti, e ne...