FR382084A - Thin metal ladder or staircase - Google Patents

Thin metal ladder or staircase

Info

Publication number
FR382084A
FR382084A FR382084DA FR382084A FR 382084 A FR382084 A FR 382084A FR 382084D A FR382084D A FR 382084DA FR 382084 A FR382084 A FR 382084A
Authority
FR
France
Prior art keywords
staircase
thin metal
metal ladder
ladder
thin
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
Emil Witzenmann
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR382084A publication Critical patent/FR382084A/en
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
    • E06C7/10—Reinforcements for ladders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR382084D 1907-09-12 1907-09-12 Thin metal ladder or staircase Expired FR382084A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR382084T 1907-09-12

Publications (1)

Publication Number Publication Date
FR382084A true FR382084A (en) 1908-01-29

Family

ID=1428193

Family Applications (1)

Application Number Title Priority Date Filing Date
FR382084D Expired FR382084A (en) 1907-09-12 1907-09-12 Thin metal ladder or staircase

Country Status (1)

Country Link
FR (1) FR382084A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1012447B (en) * 1953-10-30 1957-07-18 Demag Zug Gmbh Iron staircase with stringers made up of two parallel struts arranged in the cheek plane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1012447B (en) * 1953-10-30 1957-07-18 Demag Zug Gmbh Iron staircase with stringers made up of two parallel struts arranged in the cheek plane

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