births
Rudolf Hell, German engineer, invented the Hellschreiber (died 2002)
Related Wikipedia articles
Rudolf Hell
German electrical engineer and inventor (1901–2002)
Rudolf Hell was a German inventor and engineer.Source: Wikipedia (CC BY-SA)
Hellschreiber
Teleprinter commonly used 1930s–1980s
The Hellschreiber, Feldhellschreiber or Typenbildfeldfernschreiber is a facsimile-based teleprinter invented by Rudolf Hell. Compared to contemporary teleprinters that were based on typewriter systems and were mechanically complex and expensive, the Hellschreiber was much…Source: Wikipedia (CC BY-SA)