FR703937A - Signaling device announcing for example the approach of a train - Google Patents

Signaling device announcing for example the approach of a train

Info

Publication number
FR703937A
FR703937A FR703937DA FR703937A FR 703937 A FR703937 A FR 703937A FR 703937D A FR703937D A FR 703937DA FR 703937 A FR703937 A FR 703937A
Authority
FR
France
Prior art keywords
train
approach
signaling device
device announcing
announcing
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
Emile Nivert
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 FR703937A publication Critical patent/FR703937A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
    • B61L29/26—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning mechanically operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR703937D 1930-01-09 1930-01-09 Signaling device announcing for example the approach of a train Expired FR703937A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR703937T 1930-01-09

Publications (1)

Publication Number Publication Date
FR703937A true FR703937A (en) 1931-05-08

Family

ID=9063630

Family Applications (1)

Application Number Title Priority Date Filing Date
FR703937D Expired FR703937A (en) 1930-01-09 1930-01-09 Signaling device announcing for example the approach of a train

Country Status (1)

Country Link
FR (1) FR703937A (en)

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