Austin F. Cushman (June 18, 1830 – November 29, 1914) invented the self-centering Cushman universal chuck in 1862; his father-in-law, Simon Fairman, had previously invented the lathe chuck.
He was born on June 18, 1830 in Belchertown, Massachusetts. He died on November 29, 1914 at 7 o'clock at Saint Francis Hospital and Medical Center in Hartford Connecticut.
Complete article available at this page.
This post have 0 komentar
EmoticonEmoticon