FR497708A - Croisement de chemin de fer silencieux - Google Patents

Croisement de chemin de fer silencieux

Info

Publication number
FR497708A
FR497708A FR497708DA FR497708A FR 497708 A FR497708 A FR 497708A FR 497708D A FR497708D A FR 497708DA FR 497708 A FR497708 A FR 497708A
Authority
FR
France
Prior art keywords
silent
railway crossing
railway
crossing
silent railway
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
English (en)
Inventor
Richard Rothwell
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR497708A publication Critical patent/FR497708A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/28—Crossings
    • E01B7/30—Jump-over crossings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR497708D 1918-07-01 1919-03-31 Croisement de chemin de fer silencieux Expired FR497708A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US497708XA 1918-07-01 1918-07-01

Publications (1)

Publication Number Publication Date
FR497708A true FR497708A (fr) 1919-12-16

Family

ID=1533007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR497708D Expired FR497708A (fr) 1918-07-01 1919-03-31 Croisement de chemin de fer silencieux

Country Status (1)

Country Link
FR (1) FR497708A (fr)

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