FR500051A - Improvements in airplanes - Google Patents
Improvements in airplanesInfo
- Publication number
- FR500051A FR500051A FR500051A FR500051DA FR500051A FR 500051 A FR500051 A FR 500051A FR 500051 A FR500051 A FR 500051A FR 500051D A FR500051D A FR 500051DA FR 500051 A FR500051 A FR 500051A
- Authority
- FR
- France
- Prior art keywords
- airplanes
- 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
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
- B64C23/005—Influencing air flow over aircraft surfaces, not otherwise provided for by other means not covered by groups B64C23/02 - B64C23/08, e.g. by electric charges, magnetic panels, piezoelectric elements, static charges or ultrasounds
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US500051XA | 1918-09-23 | 1918-09-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR500051A true FR500051A (en) | 1920-03-02 |
Family
ID=1534991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR500051A Expired FR500051A (en) | 1918-09-23 | 1919-05-26 | Improvements in airplanes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR500051A (en) |
-
1919
- 1919-05-26 FR FR500051A patent/FR500051A/en not_active Expired
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