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  1. Joseph Saxton (March 22, 1799 – October 26, 1873) was an American inventor, watchmaker, machinist, and photographer from Pennsylvania. A daguerrotype taken by Saxton in 1839 is one of the oldest surviving photographs taken in the United States .

  2. 26 de outubro de 1873 (74 anos) Nacionalidade. Estadunidense. Prêmios. National Inventors Hall of Fame (2006) Campo (s) Inventor. Joseph Saxton ( Huntingdon, 22 de março de 1799 — 26 de outubro de 1873) foi um inventor estadunidense .

  3. Joseph Saxton and the Belfry Clock. An industrious inventor, machinist and watchmaker, National Inventors Hall of Fame ® (NIHF) Inductee Joseph Saxton is credited with inventing a number of important measuring devices, including a hydrometer to measure the specific gravity of fluids.

  4. Description: Joseph Saxton, an accomplished scientist, inventor, and mechanician, joined the staff of the U.S. Coast Survey in 1844 at the request of the new Superintendent, Alexander Dallas Bache, and began developing instruments for measuring terrestrial phenomena.

  5. Joseph Saxton (1799-1873), an extraordinary mechanician was caught up in those arts, and made exceptional contributions to both of them. His medal ruling machines were the first of their kind to have eliminated distortions from the resulting pictures.

  6. Joseph Saxton. Measuring Instruments. U.S. Patent No. 44,460. Inducted in 2006. Born March 22, 1799 - Died Oct. 26, 1873. Despite having had no formal scientific training, Joseph Saxton invented important measuring devices, including a hydrometer to measure the specific gravity of fluids.

  7. JOSEPH SAXTON. At the age of about twelve years Joseph was put into his father's nail factory as a working hand, and soon evinced his talent for invention by an improvement in the machinery which added materially to its efficiency. Becoming discontented with the monotony and mechanical drudgery of the nail factory, at his earnest solicitation ...