FR1581069A - - Google Patents
Info
- Publication number
- FR1581069A FR1581069A FR1581069DA FR1581069A FR 1581069 A FR1581069 A FR 1581069A FR 1581069D A FR1581069D A FR 1581069DA FR 1581069 A FR1581069 A FR 1581069A
- Authority
- FR
- France
- 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
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/032—Spiral stairways supported by a central column
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR159202 | 1968-07-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1581069A true FR1581069A (fr) | 1969-09-12 |
Family
ID=8652558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1581069D Expired FR1581069A (fr) | 1968-07-15 | 1968-07-15 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1581069A (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2841739A1 (de) * | 1978-04-20 | 1979-10-31 | Senzo Takenaga | Wendeltreppe fuer aussenanlage |
FR2519051A1 (fr) * | 1981-12-29 | 1983-07-01 | Andree Claude | Escaliers prefabriques a limons helicoidaux debillardes, assembles et lies par tiges filetees et cables tendus |
EP0195666A2 (fr) * | 1985-03-20 | 1986-09-24 | Lewes Design Contracts Limited | Escalier hélicoidal |
FR2843145A1 (fr) | 2002-08-01 | 2004-02-06 | Tolmega | Marche d'escalier helicoidal |
ITCN20100003A1 (it) * | 2010-03-16 | 2010-06-15 | Giorgio Quarneti | Scala a chiocciola |
US10487514B1 (en) * | 2018-05-23 | 2019-11-26 | Safe Rack Llc | Tread mounting system for spiral staircase |
-
1968
- 1968-07-15 FR FR1581069D patent/FR1581069A/fr not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2841739A1 (de) * | 1978-04-20 | 1979-10-31 | Senzo Takenaga | Wendeltreppe fuer aussenanlage |
US4190992A (en) * | 1978-04-20 | 1980-03-04 | Senzo Takenaga | Spiral staircase |
FR2519051A1 (fr) * | 1981-12-29 | 1983-07-01 | Andree Claude | Escaliers prefabriques a limons helicoidaux debillardes, assembles et lies par tiges filetees et cables tendus |
EP0195666A2 (fr) * | 1985-03-20 | 1986-09-24 | Lewes Design Contracts Limited | Escalier hélicoidal |
EP0195666A3 (en) * | 1985-03-20 | 1987-09-02 | Lewes Design Contracts Limited | Spiral staircase |
FR2843145A1 (fr) | 2002-08-01 | 2004-02-06 | Tolmega | Marche d'escalier helicoidal |
ITCN20100003A1 (it) * | 2010-03-16 | 2010-06-15 | Giorgio Quarneti | Scala a chiocciola |
US10487514B1 (en) * | 2018-05-23 | 2019-11-26 | Safe Rack Llc | Tread mounting system for spiral staircase |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |