FR568911A - Perfectionnement aux échelles coulissantes - Google Patents

Perfectionnement aux échelles coulissantes

Info

Publication number
FR568911A
FR568911A FR568911DA FR568911A FR 568911 A FR568911 A FR 568911A FR 568911D A FR568911D A FR 568911DA FR 568911 A FR568911 A FR 568911A
Authority
FR
France
Prior art keywords
advanced sliding
sliding ladders
ladders
advanced
sliding
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
Harry-Crowther Slingsby
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 FR568911A publication Critical patent/FR568911A/fr
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
    • E06C1/04—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
FR568911D 1922-09-30 1923-07-21 Perfectionnement aux échelles coulissantes Expired FR568911A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB568911X 1922-09-30

Publications (1)

Publication Number Publication Date
FR568911A true FR568911A (fr) 1924-04-03

Family

ID=10477820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR568911D Expired FR568911A (fr) 1922-09-30 1923-07-21 Perfectionnement aux échelles coulissantes

Country Status (1)

Country Link
FR (1) FR568911A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132395A (en) * 1962-04-09 1964-05-12 Frank J Luketa Adjustable three point "g" hook
US3153829A (en) * 1963-02-18 1964-10-27 Frank J Luketa Hook and eye
US3280438A (en) * 1965-05-10 1966-10-25 Frank J Luketa "g" hook couplers
US3665562A (en) * 1970-11-18 1972-05-30 Roger L Gower Hook having keyway at base of arcuate throat

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132395A (en) * 1962-04-09 1964-05-12 Frank J Luketa Adjustable three point "g" hook
US3153829A (en) * 1963-02-18 1964-10-27 Frank J Luketa Hook and eye
US3280438A (en) * 1965-05-10 1966-10-25 Frank J Luketa "g" hook couplers
US3665562A (en) * 1970-11-18 1972-05-30 Roger L Gower Hook having keyway at base of arcuate throat

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