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FR490593A - Railway sleepers - Google Patents

Railway sleepers

Info

Publication number
FR490593A
FR490593A FR490593DA FR490593A FR 490593 A FR490593 A FR 490593A FR 490593D A FR490593D A FR 490593DA FR 490593 A FR490593 A FR 490593A
Authority
FR
France
Prior art keywords
railway sleepers
sleepers
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
French (fr)
Inventor
Louis Morton Crary
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.)
LOUIS MORTON CRARY
Original Assignee
LOUIS MORTON CRARY
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 LOUIS MORTON CRARY filed Critical LOUIS MORTON CRARY
Application granted granted Critical
Publication of FR490593A publication Critical patent/FR490593A/en
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
    • E01B3/00—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails
    • E01B3/28—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails made from concrete or from natural or artificial stone
    • E01B3/36—Composite sleepers

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR490593D 1918-06-21 1918-06-21 Railway sleepers Expired FR490593A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR490593T 1918-06-21

Publications (1)

Publication Number Publication Date
FR490593A true FR490593A (en) 1919-04-29

Family

ID=1526698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR490593D Expired FR490593A (en) 1918-06-21 1918-06-21 Railway sleepers

Country Status (1)

Country Link
FR (1) FR490593A (en)

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