...that the inventor of the electric motor was a blacksmith named Thomas Davenport? Described as "a brilliantly unsuccessful inventor", Davenport invented the first rotary electric motor. In 1836 he headed out -- on foot -- from his Vermont home to file a patent application at the Patent Office in Washington, D.C. By the time he got there, he had squandered away his money and couldn't afford the $30 filing fee so he turned around and went home. When he later mailed in his application with money he'd raised, the Patent office was destroyed in a fire. He did finally get credit for his invention on Feb. 5, 1837.
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| Number | Title | Issue Date |
| 6935537 | Salt dispenser for beverage bottle A salt dispenser for a beverage bottle includes a rotatable member defining a cavity and including a top surface having an aperture formed therein and for receiving salt therethrough to be disposed within the cavity. The rotatable member includes a bottom surface op... | 08/30/2005 |
| 5360138 | Dispensing system suitable for use in dispensing food for human consumption and method of use A dispensing system of the type including an essentially horizontally oriented plate and an essentially vertically oriented hollow storage cylinder is disclosed. A distinguishing spindle and disc system is present inside said essentially vertically orient... | 11/01/1994 |
| 4798707 | Sail boat chlorine dispenser A sailboat chlorine dispenser is provided which will dispense chlorine more evenly due to its shape as a sailboat wherein wind will help move the dispenser around water in a pool. In a modification a sleeve containing the chlorine is rotated and activated... | 01/17/1989 |