Pierre Beaumarchais — French Inventor born on January 24, 1732, died on May 17, 1799
Pierre-Augustin Caron de Beaumarchais was a French polymath. At various times in his life, he was a watchmaker, inventor, playwright, musician, diplomat, spy, publisher, horticulturist, arms dealer, satirist, financier, and revolutionary (both French and American)... (wikipedia)