FR589046A - - Google Patents

Info

Publication number
FR589046A
FR589046A FR589046DA FR589046A FR 589046 A FR589046 A FR 589046A FR 589046D A FR589046D A FR 589046DA FR 589046 A FR589046 A FR 589046A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR589046A publication Critical patent/FR589046A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00Safety means for rail/road crossing traffic
    • B61L29/08Operation of gates; Combined operation of gates and signals
    • B61L29/18Operation by approaching rail vehicle or train
    • B61L29/20Operation by approaching rail vehicle or train mechanically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR589046D Expired FR589046A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
FR589046A true FR589046A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1925-05-22

Family

ID=1540002

Family Applications (1)

Application Number Title Priority Date Filing Date
FR589046D Expired FR589046A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
FR (1) FR589046A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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