John Wesley Hyatt
1837-1920
American inventor best known for his discovery of the process for making celluloid, the first artificial plastic. In 1870, while searching for an ivory substitute for the m...
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John Wesley Hyatt went to work as a printer at age sixteen. In 1861 he patented a knife sharpener and went on to develop a new method for making dominoes and checkers, starting a company to produce th...
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John Wesley Hyatt
John Wesley Hyatt