FR472077A - Protective device for fans - Google Patents
Protective device for fansInfo
- Publication number
- FR472077A FR472077A FR472077A FR472077DA FR472077A FR 472077 A FR472077 A FR 472077A FR 472077 A FR472077 A FR 472077A FR 472077D A FR472077D A FR 472077DA FR 472077 A FR472077 A FR 472077A
- Authority
- FR
- France
- Prior art keywords
- fans
- protective device
- protective
- 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
- F24F7/007—Ventilation with forced flow
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 |
---|---|---|---|
FR472077T | 1914-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR472077A true FR472077A (en) | 1914-11-20 |
Family
ID=1510282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR472077A Expired FR472077A (en) | 1914-05-11 | 1914-05-11 | Protective device for fans |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR472077A (en) |
-
1914
- 1914-05-11 FR FR472077A patent/FR472077A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR472077A (en) | Protective device for fans | |
FR467450A (en) | Protective device for books | |
FR476851A (en) | Protective device for the ears | |
CH69407A (en) | Protective device for the ears | |
FR472453A (en) | Device for cryptographic code | |
FR475367A (en) | Catalyst device | |
FR471380A (en) | Anti-inductive device | |
FR467722A (en) | Device for tree protection | |
FR454554A (en) | Tree protection device | |
FR467360A (en) | Protective device for hat pins | |
FR459720A (en) | Protective device for the nose | |
FR471437A (en) | Shaper device, for gloves | |
FR510953A (en) | Lubrication device | |
CH69200A (en) | Exhaust stop device | |
FR467955A (en) | Device for hunting marauders | |
CH68663A (en) | Device for soaking granules | |
FR511723A (en) | Cooling device for power tools | |
FR471486A (en) | Device for installing windows | |
CH75099A (en) | Cooling device | |
FR467538A (en) | Protective device for power lines | |
FR511724A (en) | Sharpening device | |
FR474166A (en) | Device for hair retention | |
CH70040A (en) | Protection device for electrical installations | |
FR477485A (en) | Protective device for cigar holder | |
FR467598A (en) | Protective device for railway tracks |