1920-1929

1910-1919 <<   >> 1930-1939

Bell & Howell Filmo | Pathé Baby with electric motor | Motocamera | Lee De Forest

Bell & Howell Filmo

1920_CA_2

Bell and Howell is a U.S.-based services organization and former manufacturer of cameras, lenses and motion picture machinery, founded in 1907 by two projectionists, and was originally headquartered in Wheeling, Illinois. The company is now headquartered in Durham, North Carolina, and currently provides services for automated equipment in enterprise-level companies. (...) Wikipedia

Pathé Baby with electric motor

1920_CA_3

Pathé or Pathé Frères (styled as PATHÉ!) is the name of various French businesses that were founded and originally run by the Pathé Brothers of France starting in 1896. In the early 1900s, Pathé became the world's largest film equipment and production company, as well as a major producer of phonograph records. In 1908, Pathé invented the newsreel that was shown in cinemas before a feature film. (...) Wikipedia

Lee De Forest

1920_S_2 Lee de Forest (August 26, 1873 – June 30, 1961) was an American inventor, self-described "Father of Radio", and a pioneer in the development of sound-on-film recording used for motion pictures. He had over 180 patents, but also a tumultuous career—he boasted that he made, then lost, four fortunes. He was also involved in several major patent lawsuits, spent a substantial part of his income on legal bills, and was even tried (and acquitted) for mail fraud. His most famous invention, in 1906, was the three-element "Audion" (triode) vacuum tube, the first practical amplification device. (...) Wikipedia