"Dr. Arthur Scherbius (30 October 1878 – 13 May 1929) was a German electrical engineer, inventor and pioneer who invented the famous mechanical cipher Enigma machine. ...
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He patented the invention, and later sold the machine under the brand name Enigma.
Scherbius offered unequaled opportunities and showed the importance of cryptography to military and civil intelligence." - (en.wikipedia.org 12.11.2019)