BE649280A - - Google Patents
Info
- Publication number
- BE649280A BE649280A BE649280DA BE649280A BE 649280 A BE649280 A BE 649280A BE 649280D A BE649280D A BE 649280DA BE 649280 A BE649280 A BE 649280A
- Authority
- BE
- Belgium
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/02—Roof ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Building Environments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEE0024979 | 1963-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE649280A true BE649280A (en) | 1964-10-01 |
Family
ID=7071535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE649280D BE649280A (en) | 1963-06-14 | 1964-06-15 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE649280A (en) |
| CH (1) | CH463064A (en) |
| DE (1) | DE1454552B2 (en) |
| NL (1) | NL143357B (en) |
-
1963
- 1963-06-14 DE DE19631454552 patent/DE1454552B2/en not_active Withdrawn
-
1964
- 1964-04-16 CH CH488264A patent/CH463064A/en unknown
- 1964-05-27 NL NL6405910A patent/NL143357B/en unknown
- 1964-06-15 BE BE649280D patent/BE649280A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1454552A1 (en) | 1970-01-29 |
| DE1454552B2 (en) | 1972-02-24 |
| NL143357B (en) | 1974-09-16 |
| CH463064A (en) | 1968-09-30 |
| NL6405910A (en) | 1964-12-15 |