FR634390A - Aeration or ventilation frame - Google Patents
Aeration or ventilation frameInfo
- Publication number
- FR634390A FR634390A FR634390DA FR634390A FR 634390 A FR634390 A FR 634390A FR 634390D A FR634390D A FR 634390DA FR 634390 A FR634390 A FR 634390A
- Authority
- FR
- France
- Prior art keywords
- aeration
- ventilation frame
- ventilation
- frame
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR634390T | 1927-05-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR634390A true FR634390A (en) | 1928-02-16 |
Family
ID=8993544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR634390D Expired FR634390A (en) | 1927-05-14 | 1927-05-14 | Aeration or ventilation frame |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR634390A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2455250A2 (en) * | 1979-04-24 | 1980-11-21 | Panol Sa | Rubbish shoot cover lifting mechanism - is powdered by electromagnet acting on sprung link system |
US5160291A (en) * | 1991-05-29 | 1992-11-03 | Lyemance International, Inc. | Chimney damper |
-
1927
- 1927-05-14 FR FR634390D patent/FR634390A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2455250A2 (en) * | 1979-04-24 | 1980-11-21 | Panol Sa | Rubbish shoot cover lifting mechanism - is powdered by electromagnet acting on sprung link system |
US5160291A (en) * | 1991-05-29 | 1992-11-03 | Lyemance International, Inc. | Chimney damper |
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