FR728930A - Echelle - Google Patents

Echelle

Info

Publication number
FR728930A
FR728930A FR728930DA FR728930A FR 728930 A FR728930 A FR 728930A FR 728930D A FR728930D A FR 728930DA FR 728930 A FR728930 A FR 728930A
Authority
FR
France
Prior art keywords
ladder
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
Hans Sporl
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 FR728930A publication Critical patent/FR728930A/fr
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR728930D 1931-12-29 1931-12-29 Echelle Expired FR728930A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR728930T 1931-12-29

Publications (1)

Publication Number Publication Date
FR728930A true FR728930A (fr) 1932-07-13

Family

ID=9112110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR728930D Expired FR728930A (fr) 1931-12-29 1931-12-29 Echelle

Country Status (1)

Country Link
FR (1) FR728930A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846306A (en) * 1985-11-27 1989-07-11 Julius Ventz Flexible, narrow rung rope ladder for emergency escape

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846306A (en) * 1985-11-27 1989-07-11 Julius Ventz Flexible, narrow rung rope ladder for emergency escape

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