Celebrity Inventors
Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 4752161 | Hand-held drill with self-advancing bit A hand-held drill is provided that has a pneumatically operated drill motor. A portion of the air that operates the drill motor is directed against the drill motor housing to slidably move the housing within an outer casing to provide a constant feed of t... | 06/21/1988 |
| 4473446 | Chromic acid-fluoride anodizing surface treatment for titanium A method for surface treating titanium articles prior to adhesive bonding by anodization in a chromic-hydrofluoric acid bath at a low anodizing potential of greater than one volt but less than five volts.... | 09/25/1984 |
| 4176812 | Midcabin door for blended wing aircraft An aircraft in which the fuselage and wings are configured in a blended wing design has a door opening in the fuselage adjacent the wing and a door assembly for closing the door opening. The door assembly includes a door having an exterior panel that conf... | 12/04/1979 |
