Christel Hamann
German-born inventor / From Wikipedia, the free encyclopedia
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Christel Bernhard Julius Hamann (born February 27, 1847, in Hammelwarden, Oldenburg – died June 9, 1948, in Berlin, Germany) was a German-born inventor of Computing Machines.
This article includes a list of general references, but it lacks sufficient corresponding inline citations. (March 2017) |