Development of a non-autorotative airplane capable of steep landing
Beitrag zur Entwicklung eines autorotationsfreien steil landbaren Flugzeuges <engl.>
1931
26 S., [15] Bl
Ill., graph. Darst
Book
English
Development of non-autorotative airplane capable of steep landing
Engineering Index Backfile | 1931
|Development of non-autorotative airplane capable of steep landing
Engineering Index Backfile | 1931
|Electrically powered rotorcraft capable of autorotative landing
European Patent Office | 2023
|