CH582857A5 - - Google Patents
Info
- Publication number
- CH582857A5 CH582857A5 CH1045474A CH1045474A CH582857A5 CH 582857 A5 CH582857 A5 CH 582857A5 CH 1045474 A CH1045474 A CH 1045474A CH 1045474 A CH1045474 A CH 1045474A CH 582857 A5 CH582857 A5 CH 582857A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/04—Air-ducts or air channels
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE7336992 | 1973-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH582857A5 true CH582857A5 (de) | 1976-12-15 |
Family
ID=6640934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1045474A CH582857A5 (de) | 1973-10-13 | 1974-07-30 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT329814B (de) |
| BE (1) | BE821022A (de) |
| CH (1) | CH582857A5 (de) |
| FR (1) | FR2247600A1 (de) |
| NL (1) | NL7410704A (de) |
-
1974
- 1974-07-30 CH CH1045474A patent/CH582857A5/xx not_active IP Right Cessation
- 1974-07-31 AT AT630374A patent/AT329814B/de not_active IP Right Cessation
- 1974-08-09 NL NL7410704A patent/NL7410704A/xx not_active Application Discontinuation
- 1974-10-09 FR FR7433901A patent/FR2247600A1/fr active Granted
- 1974-10-14 BE BE149488A patent/BE821022A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2247600B1 (de) | 1978-06-09 |
| AT329814B (de) | 1976-05-25 |
| ATA630374A (de) | 1975-08-15 |
| FR2247600A1 (en) | 1975-05-09 |
| BE821022A (fr) | 1975-02-03 |
| NL7410704A (nl) | 1975-04-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |