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Publication of FR733020ApublicationCriticalpatent/FR733020A/fr
E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
E01F9/553—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
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FR733020D1931-05-061931-05-06Perfectionnements dans les <clous> ou autres organes indiquant le passage des piétons dans les villes
ExpiredFR733020A
(fr)