Dmitri Iwanowitsch Mendeleyev (Russian ????????????????????????, - Orignalschreibweise: ?????????? - discussion? /i, wiss. Transliteration Dmitrij Ivanovi? Mendeleev; * 27. January July. /8 February 1834greg. in Tobolsk, Russia; † 20. January July. /2 February 1907greg. in Saint Petersburg) was a Russian chemist. He compiled, independently of Lothar Meyer, systematics of the chemical ...
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Elias Howe Biography Inventor Sewing Machine Elias Howe (born July 9, 1819 in Spencer, Massachusetts; 3 October 1867 in Brooklyn) was an American industrialist and inventor. Elias Howe worked from 1835 to 1837 in a cotton mill at Lowell, then in Cambridge and Boston, where he worked with the previous attempts to construct a workable sewing machine, ...
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Alessandro Volta or Alessandro Giuseppe Antonio Anastasio Volta, Born (February 18, 1745 in Como, Italy, † 5 March 1827 in Camnago at Como) was an Italian physicist. He invented the battery and is considered one of the founders of the Age of Electricity. Alessandro Volta was the son of a wealthy family, born in ...
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