FR722975A - sliding and convertible safety ladder - Google Patents

sliding and convertible safety ladder

Info

Publication number
FR722975A
FR722975A FR722975DA FR722975A FR 722975 A FR722975 A FR 722975A FR 722975D A FR722975D A FR 722975DA FR 722975 A FR722975 A FR 722975A
Authority
FR
France
Prior art keywords
sliding
safety ladder
convertible safety
convertible
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
French (fr)
Inventor
Auguste Donati
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 FR722975A publication Critical patent/FR722975A/en
Expired legal-status Critical Current

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
    • E06C1/32—Ladders with a strut which is formed as a ladder and can be secured in line with the ladder
FR722975D 1931-09-18 1931-09-18 sliding and convertible safety ladder Expired FR722975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR722975T 1931-09-18

Publications (1)

Publication Number Publication Date
FR722975A true FR722975A (en) 1932-03-31

Family

ID=9103363

Family Applications (1)

Application Number Title Priority Date Filing Date
FR722975D Expired FR722975A (en) 1931-09-18 1931-09-18 sliding and convertible safety ladder

Country Status (1)

Country Link
FR (1) FR722975A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2928642A (en) * 1954-12-08 1960-03-15 Safway Steel Products Inc Scaffold bracket
DE2412570A1 (en) * 1974-03-15 1975-09-18 Sebastian Ernst Sectional ladder with sliding length adjustment - has locking bracket and pins for turning ladder into trestle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2928642A (en) * 1954-12-08 1960-03-15 Safway Steel Products Inc Scaffold bracket
DE2412570A1 (en) * 1974-03-15 1975-09-18 Sebastian Ernst Sectional ladder with sliding length adjustment - has locking bracket and pins for turning ladder into trestle

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