In 1879, Joseph Swan and Thomas Edison independently developed—combining and perfecting existing elements deriving from the research of Humphry Davy, De Moleyn and Göbel—the incandescent filament electric light bulb.
Heinrich Himmler | Heinrich Heine | Heinrich Schütz | Johann Heinrich Pestalozzi | Heinrich von Kleist | Heinrich Böll | Heinrich Isaac | Heinrich Marschner | Baron Hans Heinrich Thyssen-Bornemisza | Heinrich Mann | Heinrich Hertz | Heinrich Graetz | Heinrich Böll Foundation | George Gobel | Christian Heinrich Friedrich Peters | Wilhelm Heinrich Roscher | Johann Heinrich Lambert | Heinrich von Breymann | Heinrich Finck | Heinrich Zimmer | Heinrich Wilhelm Ernst | Heinrich Wilhelm Dove | Heinrich Wild | Heinrich von Bibra | Heinrich Schenker | Heinrich Nordhoff | Heinrich Leutemann | Heinrich Gustav Magnus | Ernst Heinrich Weber | Wilhelm Heinrich, Duke of Saxe-Eisenach |