Name Simon Fairman | ||
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Simon Fairman (1792–1857) of West Stafford, Connecticut, is credited as having invented the scroll-type lathe chuck in 1830; his son-in-law, Austin F. Cushman invented the self-centering Cushman Universal Chuck. He was issued a patent for his design by the US Patent Office on July 18, 1840.

References
Simon Fairman Wikipedia(Text) CC BY-SA