"Fooling around with alternating current is just a waste of time. Nobody will use it, ever."
Thomas Edison ; 1889
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| Number | Title | Issue Date |
| 4285674 | Float attachment for a bicycle An attachment for a bicycle is disclosed, permitting use of the bicycle in water, with relatively efficient propulsion and steering, and also on land, without removal of the attachment. Floats of the attachment are positioned on either side of the bicycle... | 08/25/1981 |
| 4241688 | Exercising device for water use A device useful for exercising in a swimming pool or other body of water which allows the person to be supported in a substantially seated upright position in the body of water such that the neck, head and upper shoulders of the person remain out of the w... | 12/30/1980 |