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 |
| 4007443 | Hand-held interactive terminal An interactive terminal which is capable of complete hand-held operation with total freedom of position and location is provided. The terminal incorporates a self contained full 128-character keyboard, a 20-character alphanumeric readout, and a 1000-chara... | 02/08/1977 |
| 4005388 | Hand-held interactive terminal An interactive computer terminal which is capable of complete hand-held operation with total freedom of position and location is provided. The terminal incorporates a self-contained full 75-character keyboard, a 20-character alpha numeric readout, and a 1... | 01/25/1977 |