9 July 1819 Elias Howe - He obtained granted a patent for sewing machine on 10 Sep 1846.
9 July 1847 Edwin James Houston - Invented, patented in 1881 and manufactured arc street-lighting.
9 July 1894 Perry Spencer - Inventor of Microwave Oven
July 1926 Ben R. Mottelson - Shared the 1975 Nobel Prize for Physics for "the discovery of the connection between collective motion and particle motion in atomic nuclei and the development of the theory of the structure of the atomic nucleus based on this connection."
A patent was obtained for barbituric acid - hope for insomniacs.
An announcement was made of the discovery of element 102, and the name of nobelium proposed.
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