FR671009A - Improvements to the construction and arrangement of drain plows - Google Patents

Improvements to the construction and arrangement of drain plows

Info

Publication number
FR671009A
FR671009A FR671009DA FR671009A FR 671009 A FR671009 A FR 671009A FR 671009D A FR671009D A FR 671009DA FR 671009 A FR671009 A FR 671009A
Authority
FR
France
Prior art keywords
plows
drain
construction
arrangement
drain plows
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
Paul David
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 filed Critical
Application granted granted Critical
Publication of FR671009A publication Critical patent/FR671009A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
    • E02F5/102—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables operatively associated with mole-ploughs, coulters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
FR671009D 1929-03-06 1929-03-06 Improvements to the construction and arrangement of drain plows Expired FR671009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR671009T 1929-03-06

Publications (1)

Publication Number Publication Date
FR671009A true FR671009A (en) 1929-12-07

Family

ID=9016731

Family Applications (1)

Application Number Title Priority Date Filing Date
FR671009D Expired FR671009A (en) 1929-03-06 1929-03-06 Improvements to the construction and arrangement of drain plows

Country Status (1)

Country Link
FR (1) FR671009A (en)

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