FR572479A - Avion - Google Patents
AvionInfo
- Publication number
- FR572479A FR572479A FR572479DA FR572479A FR 572479 A FR572479 A FR 572479A FR 572479D A FR572479D A FR 572479DA FR 572479 A FR572479 A FR 572479A
- Authority
- FR
- France
- Prior art keywords
- plane
- 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
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/005—Spiral-shaped propellers
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH572479X | 1922-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR572479A true FR572479A (fr) | 1924-06-06 |
Family
ID=4521002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR572479D Expired FR572479A (fr) | 1922-10-31 | 1923-10-31 | Avion |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR572479A (fr) |
-
1923
- 1923-10-31 FR FR572479D patent/FR572479A/fr not_active Expired
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