FR1475302A - Perfectionnement aux échelles - Google Patents

Perfectionnement aux échelles

Info

Publication number
FR1475302A
FR1475302A FR56974A FR56974A FR1475302A FR 1475302 A FR1475302 A FR 1475302A FR 56974 A FR56974 A FR 56974A FR 56974 A FR56974 A FR 56974A FR 1475302 A FR1475302 A FR 1475302A
Authority
FR
France
Prior art keywords
ladder
development
ladder development
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
FR56974A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STEPHENS and CARTER Ltd
Original Assignee
STEPHENS and CARTER Ltd
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 by STEPHENS and CARTER Ltd filed Critical STEPHENS and CARTER Ltd
Priority to FR56974A priority Critical patent/FR1475302A/fr
Application granted granted Critical
Publication of FR1475302A publication Critical patent/FR1475302A/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)
FR56974A 1966-04-08 1966-04-08 Perfectionnement aux échelles Expired FR1475302A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR56974A FR1475302A (fr) 1966-04-08 1966-04-08 Perfectionnement aux échelles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR56974A FR1475302A (fr) 1966-04-08 1966-04-08 Perfectionnement aux échelles

Publications (1)

Publication Number Publication Date
FR1475302A true FR1475302A (fr) 1967-03-31

Family

ID=8605848

Family Applications (1)

Application Number Title Priority Date Filing Date
FR56974A Expired FR1475302A (fr) 1966-04-08 1966-04-08 Perfectionnement aux échelles

Country Status (1)

Country Link
FR (1) FR1475302A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3477544A (en) * 1968-02-15 1969-11-11 Henry Hopfeld Rung for a ladder and method of making the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3477544A (en) * 1968-02-15 1969-11-11 Henry Hopfeld Rung for a ladder and method of making the same

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