FR21307E - Propeller - Google Patents
PropellerInfo
- Publication number
- FR21307E FR21307E FR21307DA FR21307E FR 21307 E FR21307 E FR 21307E FR 21307D A FR21307D A FR 21307DA FR 21307 E FR21307 E FR 21307E
- Authority
- FR
- France
- Prior art keywords
- propeller
- 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
- B64C11/003—Variable-diameter propellers; Mechanisms therefor
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR496469T | 1918-04-18 | ||
FR21307T | 1918-06-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR21307E true FR21307E (en) | 1920-08-09 |
Family
ID=1362064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR21307D Expired FR21307E (en) | 1918-04-18 | 1918-06-13 | Propeller |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR21307E (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5466177A (en) * | 1993-12-27 | 1995-11-14 | Honda Giken Kogyo Kabushiki Kaisha | Variable propeller for boat |
-
1918
- 1918-06-13 FR FR21307D patent/FR21307E/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5466177A (en) * | 1993-12-27 | 1995-11-14 | Honda Giken Kogyo Kabushiki Kaisha | Variable propeller for boat |
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