FR788451A - Improvements to the ventilation of closed spaces - Google Patents
Improvements to the ventilation of closed spacesInfo
- Publication number
- FR788451A FR788451A FR788451DA FR788451A FR 788451 A FR788451 A FR 788451A FR 788451D A FR788451D A FR 788451DA FR 788451 A FR788451 A FR 788451A
- Authority
- FR
- France
- Prior art keywords
- ventilation
- closed spaces
- spaces
- closed
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/009—Means for ventilating only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE788451X | 1934-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR788451A true FR788451A (en) | 1935-10-10 |
Family
ID=3880588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR788451D Expired FR788451A (en) | 1934-03-30 | 1935-03-23 | Improvements to the ventilation of closed spaces |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR788451A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0031406B1 (en) * | 1979-12-22 | 1983-02-16 | Gebr. Happich GmbH | Ventilation device, especially for large-volume vehicles such as omnibuses or the like |
-
1935
- 1935-03-23 FR FR788451D patent/FR788451A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0031406B1 (en) * | 1979-12-22 | 1983-02-16 | Gebr. Happich GmbH | Ventilation device, especially for large-volume vehicles such as omnibuses or the like |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR785171A (en) | Artillery equipment | |
FR788451A (en) | Improvements to the ventilation of closed spaces | |
FR771876A (en) | Improvements in the manufacture of cartridges | |
FR784101A (en) | Ethers-salts of hydroxy-ketoacids | |
FR785052A (en) | Hatch cover | |
FR811282A (en) | Improvements in the construction of airplane doors | |
FR782792A (en) | Improvements made to the construction of metal bed bases | |
FR772576A (en) | Improvements to the side of boats | |
FR787370A (en) | Air humidifier | |
FR768794A (en) | Improvements to the construction of air coolers | |
FR788793A (en) | Improvement in the installation of thermostats | |
FR705568A (en) | Improvements relating to the ventilation of closed spaces | |
FR772224A (en) | Infantry Mortar Improvements | |
FR772769A (en) | Improvements made to expansion joints | |
FR825638A (en) | Improvements to the intrados shutters | |
FR772133A (en) | Air cooler | |
FR775758A (en) | Improvements to building ventilation | |
FR782621A (en) | Air humidifier | |
FR797634A (en) | Air humidifier | |
FR813934A (en) | Hotel chopper | |
FR787083A (en) | Coupling assembly | |
FR800679A (en) | Ventilation improvements | |
FR781067A (en) | Warping creel | |
FR771247A (en) | Gear Mechanism | |
FR824288A (en) | Improvements to the ventilation of the premises |