NL7309074A - - Google Patents
Info
- Publication number
- NL7309074A NL7309074A NL7309074A NL7309074A NL7309074A NL 7309074 A NL7309074 A NL 7309074A NL 7309074 A NL7309074 A NL 7309074A NL 7309074 A NL7309074 A NL 7309074A NL 7309074 A NL7309074 A NL 7309074A
- Authority
- NL
- Netherlands
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
-
- 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
- E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
- E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
- E04F2011/0209—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of metal
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE7225081 | 1972-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7309074A true NL7309074A (ja) | 1974-01-08 |
Family
ID=6631346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7309074A NL7309074A (ja) | 1972-07-05 | 1973-06-29 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT323981B (ja) |
| CH (1) | CH560305A5 (ja) |
| FR (1) | FR2191003B3 (ja) |
| GB (1) | GB1403659A (ja) |
| NL (1) | NL7309074A (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK394183D0 (da) * | 1983-08-30 | 1983-08-30 | Carl Frank Mogensen | Spindeltrappe og afstandselement til anvendelse i en sadan |
| US4587780A (en) * | 1983-11-28 | 1986-05-13 | Ebb Tide Pty., Ltd. | Spiral staircase |
| US5632124A (en) * | 1996-02-06 | 1997-05-27 | Weingarten; David M. | Circular stairway and method of making same |
| CN104389389A (zh) * | 2014-11-18 | 2015-03-04 | 南通久盛新材料科技有限公司 | 玻璃钢旋转式楼梯 |
-
1973
- 1973-06-29 NL NL7309074A patent/NL7309074A/xx unknown
- 1973-07-03 GB GB3176273A patent/GB1403659A/en not_active Expired
- 1973-07-04 CH CH976373A patent/CH560305A5/xx not_active IP Right Cessation
- 1973-07-04 FR FR7324829A patent/FR2191003B3/fr not_active Expired
- 1973-07-04 AT AT590673A patent/AT323981B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1403659A (en) | 1975-08-28 |
| CH560305A5 (ja) | 1975-03-27 |
| AT323981B (de) | 1975-08-11 |
| FR2191003B3 (ja) | 1976-06-25 |
| FR2191003A1 (ja) | 1974-02-01 |