Events
1960 - Arthur Leonard Schawlow & Charles Townes receive the first patent for a laser.
1997 - The comet Hale-Bopp has its closest approach to Earth.
Births
1868 - Robert Millikan, American physicist, Nobel Prize laureate
1931 - Burton Richter, American physicist, Nobel laureate
Deaths
1772 - John Canton, English physicist
1840 - Ãtienne Bobillier, French mathematician
1924 - William Macewen, Scottish surgeon
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