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The Erlenmeyer flask was designed by the German chemist Richard August Carl Emil Erlenmeyer (28 June 1825 - 22 January 1909).
Friedrich Gustav Carl Emil Erlenmeyer was born on 1864-07-14.
Friedrich Gustav Carl Emil Erlenmeyer died on 1921-02-08.
The correct word is "Erlenmeyer", from the name of Richard August Karl Emil Erlenmeyer - a German chemist.
Emil Erlenmeyer was born on 1825-06-28.