CH510798A - Elément d'escalier hélicoïdal - Google Patents
Elément d'escalier hélicoïdalInfo
- Publication number
- CH510798A CH510798A CH1860569A CH1860569A CH510798A CH 510798 A CH510798 A CH 510798A CH 1860569 A CH1860569 A CH 1860569A CH 1860569 A CH1860569 A CH 1860569A CH 510798 A CH510798 A CH 510798A
- Authority
- CH
- Switzerland
- Prior art keywords
- staircase element
- helical staircase
- helical
- staircase
- Prior art date
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)
- Steps, Ramps, And Handrails (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE726222 | 1968-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH510798A true CH510798A (fr) | 1971-07-31 |
Family
ID=3854036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1860569A CH510798A (fr) | 1968-12-30 | 1969-12-15 | Elément d'escalier hélicoïdal |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE726222A (nl) |
CH (1) | CH510798A (nl) |
FR (1) | FR2027321A1 (nl) |
GB (1) | GB1293410A (nl) |
LU (1) | LU60030A1 (nl) |
-
1968
- 1968-12-30 BE BE726222D patent/BE726222A/xx not_active IP Right Cessation
-
1969
- 1969-12-15 CH CH1860569A patent/CH510798A/fr not_active IP Right Cessation
- 1969-12-16 LU LU60030D patent/LU60030A1/xx unknown
- 1969-12-23 FR FR6944561A patent/FR2027321A1/fr not_active Withdrawn
- 1969-12-29 GB GB6310869A patent/GB1293410A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1293410A (en) | 1972-10-18 |
LU60030A1 (nl) | 1970-02-16 |
FR2027321A1 (nl) | 1970-09-25 |
BE726222A (nl) | 1969-05-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |