CH138484A - Helicopter. - Google Patents
Helicopter.Info
- Publication number
- CH138484A CH138484A CH138484DA CH138484A CH 138484 A CH138484 A CH 138484A CH 138484D A CH138484D A CH 138484DA CH 138484 A CH138484 A CH 138484A
- Authority
- CH
- Switzerland
- Prior art keywords
- helicopter
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/46—Blades
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH138484T | 1929-01-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH138484A true CH138484A (en) | 1930-02-28 |
Family
ID=4395852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH138484D CH138484A (en) | 1929-01-12 | 1929-01-12 | Helicopter. |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH138484A (en) |
-
1929
- 1929-01-12 CH CH138484D patent/CH138484A/en unknown
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