FR778634A - - Google Patents
Info
- Publication number
- FR778634A FR778634A FR778634DA FR778634A FR 778634 A FR778634 A FR 778634A FR 778634D A FR778634D A FR 778634DA FR 778634 A FR778634 A FR 778634A
- Authority
- FR
- France
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/02—Gyroplanes
- B64C27/021—Rotor or rotor head construction
- B64C27/025—Rotor drives, in particular for taking off; Combination of autorotation rotors and driven rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
FR778634A true FR778634A (zh) | 1935-03-20 |
Family
ID=1552335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR778634D Expired FR778634A (zh) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR778634A (zh) |
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0
- FR FR778634D patent/FR778634A/fr not_active Expired