FR416967A - Double ladder convertible into extension ladder - Google Patents
Double ladder convertible into extension ladderInfo
- Publication number
- FR416967A FR416967A FR416967DA FR416967A FR 416967 A FR416967 A FR 416967A FR 416967D A FR416967D A FR 416967DA FR 416967 A FR416967 A FR 416967A
- Authority
- FR
- France
- Prior art keywords
- ladder
- convertible
- double
- extension
- extension 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR416967T | 1910-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR416967A true FR416967A (en) | 1910-11-03 |
Family
ID=1460416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR416967D Expired FR416967A (en) | 1910-05-11 | 1910-05-11 | Double ladder convertible into extension ladder |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR416967A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0748922A1 (en) * | 1995-06-14 | 1996-12-18 | Societe Anonyme Dite: Tubesca | Convertible extention/step ladder |
FR3006362A1 (en) * | 2013-06-04 | 2014-12-05 | Tubesca Comabi | TRANSFORMABLE SCALE SYSTEM |
-
1910
- 1910-05-11 FR FR416967D patent/FR416967A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0748922A1 (en) * | 1995-06-14 | 1996-12-18 | Societe Anonyme Dite: Tubesca | Convertible extention/step ladder |
FR2735521A1 (en) * | 1995-06-14 | 1996-12-20 | Tubesca | TRANSFORMABLE SLIDING SCALE WITH V-OPENING |
FR3006362A1 (en) * | 2013-06-04 | 2014-12-05 | Tubesca Comabi | TRANSFORMABLE SCALE SYSTEM |
EP2811104A1 (en) | 2013-06-04 | 2014-12-10 | Tubesca-Comabi | Transformable ladder system with adjustable level |
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