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René Dagron
French photographer and inventor
René Prudent Patrice Dagron was a French photographer and inventor. He was born in Aillières-Beauvoir, Sarthe, France.
On 21 June 1859, Dagron was granted the first microfilm patent in history. Wikipedia
Born: March 17, 1819, France
Died: June 13, 1900 (age 81 years), 16th arrondissement, Paris, France