FR473777A - Automatic needle for railroad - Google Patents

Automatic needle for railroad

Info

Publication number
FR473777A
FR473777A FR473777DA FR473777A FR 473777 A FR473777 A FR 473777A FR 473777D A FR473777D A FR 473777DA FR 473777 A FR473777 A FR 473777A
Authority
FR
France
Prior art keywords
railroad
automatic needle
needle
automatic
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)
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.)
AUTOMATIC SAFETY DEVICE COMPAN
Original Assignee
AUTOMATIC SAFETY DEVICE COMPAN
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 AUTOMATIC SAFETY DEVICE COMPAN filed Critical AUTOMATIC SAFETY DEVICE COMPAN
Application granted granted Critical
Publication of FR473777A publication Critical patent/FR473777A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L11/00—Operation of points from the vehicle or by the passage of the vehicle
    • B61L11/02—Operation of points from the vehicle or by the passage of the vehicle using mechanical interaction between vehicle and track

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR473777D 1914-06-15 1914-06-15 Automatic needle for railroad Expired FR473777A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR473777T 1914-06-15

Publications (1)

Publication Number Publication Date
FR473777A true FR473777A (en) 1915-01-26

Family

ID=1511807

Family Applications (1)

Application Number Title Priority Date Filing Date
FR473777D Expired FR473777A (en) 1914-06-15 1914-06-15 Automatic needle for railroad

Country Status (1)

Country Link
FR (1) FR473777A (en)

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