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topic: vermont insurance requirements on tattooing
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This article is a timeline of United States inventions within a historical context, dating from the colonial period and into the 21st century, which have been achieved by people who are either native-born or naturalized citizens of the United States. A separate timeline focusing on United States discoveries is also available. On March 6, 1646, the first patent in North America was issued to Joseph Jenckes by the General Court of Massachusetts for making scythes. On April 10, 1790, President George Washington signed a bill into law establishing the modern patent and trademark system which continues to be used to this day. As of February 10, 2009, the United States Patent and Trademark Office has granted 7,479,950 patents relating to some well-known inventions: Nikola Tesla’s transmission of radio, Ransom Eli Olds’ assembly line, Willis Carrier’s air-conditioning, the Wright Brothers’ airplane, William Shockley’s transistor, John Blankenbaker’s personal computer, Vinton Cerf's and Robert Kahn’s In
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a state in New England
