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FR4950E - Automatic block-system - Google Patents

Automatic block-system

Info

Publication number
FR4950E
FR4950E FR4950DA FR4950E FR 4950 E FR4950 E FR 4950E FR 4950D A FR4950D A FR 4950DA FR 4950 E FR4950 E FR 4950E
Authority
FR
France
Prior art keywords
automatic block
automatic
block
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
Ernest-Ardisana Richardson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ERNEST-ARDISANA RICHARDSON
Original Assignee
ERNEST-ARDISANA RICHARDSON
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 by ERNEST-ARDISANA RICHARDSON filed Critical ERNEST-ARDISANA RICHARDSON
Application granted granted Critical
Publication of FR4950E publication Critical patent/FR4950E/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
    • B61L23/12—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only partly operated by train

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR4950D 1903-10-26 1905-06-26 Automatic block-system Expired FR4950E (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR336259T 1903-10-26
FR3506T 1904-07-25
FR4950T 1905-06-26

Publications (1)

Publication Number Publication Date
FR4950E true FR4950E (en) 1905-11-15

Family

ID=1348118

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4950D Expired FR4950E (en) 1903-10-26 1905-06-26 Automatic block-system

Country Status (1)

Country Link
FR (1) FR4950E (en)

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