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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 5236378 | Storage of photovoltaic arrays on a ship A system for storing and installing horizontally-placed photovoltaic arrays on a ship. The prior art is improved by holding the arrays steady in a four-sided frame. The arrays are placed parallel to the keel, strung between two succeeding yards and rolled... | 08/17/1993 |
| 5131341 | Solar powered electric ship system A system for producing and distributing electric power on a sailing ship, using arrays of photovoltaic cells covering the ships sails and rigging to generate electric power during daylight for the purpose of driving a ships screw. The solar array electric... | 07/21/1992 |
| 4831950 | Wind propelled apparatus A sail propelled vehicle for land or sea in which a triangular yoke is pivotally attached at two of the corners thereof on two pontoons, skis, or skateboards at the forward ends thereof. The mast for carrying the sail is mounted vertically on the yoke at ... | 05/23/1989 |
| 4388888 | Adjustable airfoil This invention relates to an adjustable airfoil which in one embodiment includes a pivotal mast having laterally extending spaced upper and lower arms. Between the arms is a vane which is rotatably mounted on the mast and has a luff slot at its aft end fo... | 06/21/1983 |
| 4263861 | Sailing craft In a sailing craft, in which the foot of a sail is attached to a yard pivoted on a boom, itself pivoted on the mast, this sail, provided to be of single or double-thickness, preferably comprising a sectioned front edge, restraints are provided for selecti... | 04/28/1981 |
