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FR777586A - Improvements to wooden ladders - Google Patents

Improvements to wooden ladders

Info

Publication number
FR777586A
FR777586A FR777586DA FR777586A FR 777586 A FR777586 A FR 777586A FR 777586D A FR777586D A FR 777586DA FR 777586 A FR777586 A FR 777586A
Authority
FR
France
Prior art keywords
wooden ladders
ladders
wooden
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
Gaston Roinssard
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 FR777586A publication Critical patent/FR777586A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/086—Connections between rungs or treads and longitudinal members with a connecting piece inserted in a hollow rung

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR777586D 1934-08-24 1934-08-24 Improvements to wooden ladders Expired FR777586A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR777586T 1934-08-24

Publications (1)

Publication Number Publication Date
FR777586A true FR777586A (en) 1935-02-23

Family

ID=9201675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR777586D Expired FR777586A (en) 1934-08-24 1934-08-24 Improvements to wooden ladders

Country Status (1)

Country Link
FR (1) FR777586A (en)

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