Inventors' Day in Argentina

It is important to point out that September 29th is celebrated the inventor's day in Argentina, in honor of the creator of a product that completely revolutionized the way of writing, we are talking about Ladislao José Biro, of Hungarian origin nationalized Argentinean, who patented more than 32 inventions but without a doubt, his best known invention is a pen to write with paste ink that did not drip: the ballpoint pen.

International Inventor's Day is celebrated on November 9. This international inventor's day is in honor of the Austrian actress and inventor Hedy Lamarr, creator of spread spectrum, a modulation technique used in telecommunications.