FR765641A - Optical signaling system - Google Patents

Optical signaling system

Info

Publication number
FR765641A
FR765641A FR765641DA FR765641A FR 765641 A FR765641 A FR 765641A FR 765641D A FR765641D A FR 765641DA FR 765641 A FR765641 A FR 765641A
Authority
FR
France
Prior art keywords
signaling system
optical signaling
optical
signaling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Henri Brunel
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR765641A publication Critical patent/FR765641A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • 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
    • E01F9/559—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members illuminated

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR765641D 1933-11-22 1933-11-22 Optical signaling system Expired FR765641A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR765641T 1933-11-22

Publications (1)

Publication Number Publication Date
FR765641A true FR765641A (en) 1934-06-13

Family

ID=9182886

Family Applications (1)

Application Number Title Priority Date Filing Date
FR765641D Expired FR765641A (en) 1933-11-22 1933-11-22 Optical signaling system

Country Status (1)

Country Link
FR (1) FR765641A (en)

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