FR771107A - Lantern for traffic control at intersections - Google Patents

Lantern for traffic control at intersections

Info

Publication number
FR771107A
FR771107A FR771107DA FR771107A FR 771107 A FR771107 A FR 771107A FR 771107D A FR771107D A FR 771107DA FR 771107 A FR771107 A FR 771107A
Authority
FR
France
Prior art keywords
lantern
intersections
traffic control
traffic
control
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
Josef Heuer
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 FR771107A publication Critical patent/FR771107A/en
Expired legal-status Critical Current

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
    • G08G1/096—Arrangements for giving variable traffic instructions provided with indicators in which a mark progresses showing the time elapsed, e.g. of green phase

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR771107D 1934-03-22 1934-03-22 Lantern for traffic control at intersections Expired FR771107A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR771107T 1934-03-22

Publications (1)

Publication Number Publication Date
FR771107A true FR771107A (en) 1934-10-01

Family

ID=9189339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771107D Expired FR771107A (en) 1934-03-22 1934-03-22 Lantern for traffic control at intersections

Country Status (1)

Country Link
FR (1) FR771107A (en)

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