An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 4174754 | Adjustable boot type composition horseshoe An improved horseshoe of molded composition having a tread portion shaped to cover the entire bottom of a horse's hoof and a flexible upwardly extending envelope portion shaped to conform to the walls of a horse's hoof and having a pair of triangular fold... | 11/20/1979 |