BE489013A - - Google Patents

Info

Publication number
BE489013A
BE489013A BE489013DA BE489013A BE 489013 A BE489013 A BE 489013A BE 489013D A BE489013D A BE 489013DA BE 489013 A BE489013 A BE 489013A
Authority
BE
Belgium
Prior art keywords
emi
collar
traffic
signal
stages
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE489013A publication Critical patent/BE489013A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F1/00—Ground or aircraft-carrier-deck installations
    • B64F1/18—Visual or acoustic landing aids
    • B64F1/20—Arrangement of optical beacons
    • 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)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Signs Or Road Markings (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
BE489013D 1949-05-11 BE489013A (instruction)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR985882T 1949-05-11

Publications (1)

Publication Number Publication Date
BE489013A true BE489013A (instruction)

Family

ID=9537673

Family Applications (1)

Application Number Title Priority Date Filing Date
BE489013D BE489013A (instruction) 1949-05-11

Country Status (2)

Country Link
BE (1) BE489013A (instruction)
FR (1) FR985882A (instruction)

Also Published As

Publication number Publication date
FR985882A (fr) 1951-07-24

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