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...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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Class 222/172 - With annular outlet


Subclass of Class 222 - Dispensing
Definition: Dispensers in which the discharge outlet is an annular slot
No. of patents: 3
Last issue date: 08/30/2005


NumberTitleIssue Date
6935537Salt 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
5360138Dispensing 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
4798707Sail 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
 
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