BE552422A - - Google Patents

Info

Publication number
BE552422A
BE552422A BE552422DA BE552422A BE 552422 A BE552422 A BE 552422A BE 552422D A BE552422D A BE 552422DA BE 552422 A BE552422 A BE 552422A
Authority
BE
Belgium
Prior art keywords
ladder
section
groove
upright
protrusion
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE552422A publication Critical patent/BE552422A/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
    • E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
    • E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic

Landscapes

  • Ladders (AREA)
BE552422D 1956-11-07 BE552422A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH346438T 1956-11-07

Publications (1)

Publication Number Publication Date
BE552422A true BE552422A (OSRAM)

Family

ID=4507620

Family Applications (1)

Application Number Title Priority Date Filing Date
BE552422D BE552422A (OSRAM) 1956-11-07

Country Status (2)

Country Link
BE (1) BE552422A (OSRAM)
CH (1) CH346438A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2648508A1 (fr) * 1989-06-14 1990-12-21 Gubri Michel Echelle a coulisse

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2648508A1 (fr) * 1989-06-14 1990-12-21 Gubri Michel Echelle a coulisse

Also Published As

Publication number Publication date
CH346438A (de) 1960-05-15

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