1902 - Arthur Korn[?] devises practical phototelegraphy[?] technology (reduction of photographic images to data bits which can transmitted by wire to other locations); Wire-Photos in wide use in Europe by 1910, and transmitted intercontinentally by 1922.
... for Decibel; see Bel
DB is a French automobile maker; see DB (car)
DB is the abbreviation for Deutsche Bahn, the major German railway company
DB is th ...