Kellett K-4 ![]() Dr.Wynn Laurence LePage designed the first line of autogiros, K-2, K-3, and K-4, establishing Kellet as manufacturer of good performing autogiros.
The K-4 was developed in 1933.
Year: 1934. |
Kellett K-4 ![]() Dr.Wynn Laurence LePage designed the first line of autogiros, K-2, K-3, and K-4, establishing Kellet as manufacturer of good performing autogiros.
The K-4 was developed in 1933.
Year: 1934. |