FR2027321A1 - - Google Patents
Info
- Publication number
- FR2027321A1 FR2027321A1 FR6944561A FR6944561A FR2027321A1 FR 2027321 A1 FR2027321 A1 FR 2027321A1 FR 6944561 A FR6944561 A FR 6944561A FR 6944561 A FR6944561 A FR 6944561A FR 2027321 A1 FR2027321 A1 FR 2027321A1
- 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.)
- Withdrawn
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 |
|---|---|
| FR2027321A1 true FR2027321A1 (forum.php) | 1970-09-25 |
Family
ID=3854036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6944561A Withdrawn FR2027321A1 (forum.php) | 1968-12-30 | 1969-12-23 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE726222A (forum.php) |
| CH (1) | CH510798A (forum.php) |
| FR (1) | FR2027321A1 (forum.php) |
| GB (1) | GB1293410A (forum.php) |
| LU (1) | LU60030A1 (forum.php) |
-
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- 1969-12-23 FR FR6944561A patent/FR2027321A1/fr not_active Withdrawn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 |
|---|---|
| CH510798A (fr) | 1971-07-31 |
| LU60030A1 (forum.php) | 1970-02-16 |
| GB1293410A (en) | 1972-10-18 |
| BE726222A (forum.php) | 1969-05-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |