| 1967 MACKIE HARRY Air Cushion Device Patent |
| 1966 Hydro Air Cushion Vessels Patent Print Art |
| 1958 ROTHWELL Shock Absorbing Air Cushion Patent |
| 1969 DAVIS Design Air Cushion Vehicle Patent 19110 |
| 1966 Air Cushion Vehicle Patent Print Art |
| 1960 BEARDSLEY Design Air Cushion NATIONAL Patent 19082 |
| 1963 BRANCH Air Cushion Boat NATIONAL Patent 19089 |
| 1965 WICKHAM Air Cushion Borne Vehicle Patent |
| 1966 Air Cushion Vehicle For A Stretcher Patent |
| 1960 THOMAS Shock Absorbing Air Cushion Patent |
| 1965 OLIE LJUNGSTROM Air Cushion Vehicle Patent |
| 1932 WARNER Air Cushion Boat Patent Print Art |
| 1965 HENRY Air Cushion Vehicle Skirt Patent |
| 1968 DESMOND Air Cushion Vehicle Patent Print |
| 1968 HALL Tractive Air Cushion Vehicle Patent |
| 1931 KENT WARNER Air Cushion Boat Patent Print |
| 1973 FERGUSON Vehicle AIR CUSHION Patent 19127 |
| 1932 WARNER DOUGLAS Air Cushion Boat Patent |
| 1966 SOLOMON Hydro Air Cushion Vessels Patent |
| 1966 JAMES Air Cushion Borne Vehicles Patent |
| 1967 HUGHES Air Cushion Vehicle Patent Print Art |
| 1965 HUGH Air Cushion Borne Vehicles Patent |
| 1973 WHEELER Air Cushion Design Patent 19130 |
| 1967 GEN MOTORS CORP Air Cushion Device Patent |
| 1920 HUGHES PARROTT Air Cushion Patent Print Art |
| 1965 BERNARD Air Cushion Spray Deflector Patent |
| 1965 JAMES Air Cushion Borne Vehicles Patent |
| 1920 ROBERT HENRY DAVIS Air Cushion Patent Print |
| 1967 Air Cushion Vehicle Patent Print Art |
| 1972 COURTIAL Air Cushion Vehicle TEXTRON Patent 19125 |
| 1970 SCOTT Toy Air Cushion Vehicle Patent Print |
| 1966 HUGHES Air Cushion Vehicle Patent Print Art |
| 1960 ANDERSON Air Cushion Vehicle NATIONAL Patent 19079 |
| 1965 WICKHAM Air Cushion Vehicle Patent Print |
| 1964 OLLE LJUNGSTROM Air Cushion Vehicle Patent |
| 1973 WHEELER Design Air Cushion Vehicle Patent 19131 |
| 1938 BERNELL Air Cushion Bottom For Boats Patent |