FR460847A - Improvements to air navigation devices - Google Patents
Improvements to air navigation devicesInfo
- Publication number
- FR460847A FR460847A FR460847A FR460847DA FR460847A FR 460847 A FR460847 A FR 460847A FR 460847 A FR460847 A FR 460847A FR 460847D A FR460847D A FR 460847DA FR 460847 A FR460847 A FR 460847A
- Authority
- FR
- France
- Prior art keywords
- navigation devices
- air navigation
- air
- devices
- navigation
- 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
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
- B64C27/10—Helicopters with two or more rotors arranged coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB460847X | 1912-08-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR460847A true FR460847A (en) | 1913-12-12 |
Family
ID=1500209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR460847A Expired FR460847A (en) | 1912-08-02 | 1913-07-29 | Improvements to air navigation devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR460847A (en) |
-
1913
- 1913-07-29 FR FR460847A patent/FR460847A/en not_active Expired
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