FR487969A - Improvements to railway sleepers - Google Patents

Improvements to railway sleepers

Info

Publication number
FR487969A
FR487969A FR487969A FR487969DA FR487969A FR 487969 A FR487969 A FR 487969A FR 487969 A FR487969 A FR 487969A FR 487969D A FR487969D A FR 487969DA FR 487969 A FR487969 A FR 487969A
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
FR487969A
Other languages
French (fr)
Inventor
William Channing Halleck
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 FR487969A publication Critical patent/FR487969A/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
    • E01B3/32—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails made from concrete or from natural or artificial stone with armouring or reinforcement

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR487969A 1917-02-17 1917-12-12 Improvements to railway sleepers Expired FR487969A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US487969XA 1917-02-17 1917-02-17

Publications (1)

Publication Number Publication Date
FR487969A true FR487969A (en) 1918-08-09

Family

ID=1524382

Family Applications (1)

Application Number Title Priority Date Filing Date
FR487969A Expired FR487969A (en) 1917-02-17 1917-12-12 Improvements to railway sleepers

Country Status (1)

Country Link
FR (1) FR487969A (en)

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