C. A. and O. W. Hult
Carl Alrick Hult and Oscar Walfrid Hult of Stock holm
1897 Description and illustrations of Hult Brother's rotary engine[1]
See Douglas Self's website for more information.
1916 US Patent 1,166,523, Jan. 4, 1916, for an outboard motor [2]
- ↑ Engineering 1897/12/24
- ↑ [1] US Patent 1,166,523