NCR Corporation
<company> Electronics company mainly active in the midrange server market.
NCR was founded 1884 as National Cash Register Company.
It joint the computer industry in th 1950s.
In 1991 it was absorbed by
AT&T (see
dinosaurs mating), only to be spat out again in 1996.
NCR mainframes of the 1960's are remembered by some for their hardware incompatibility with
IBM mainframes: NCR punched round holes in their punched cards while IBM punched rectangular ones.
The codes and machines were not compatible and information could not be easily shared between NCR and IBM customers.
(http://www.ncr.com/).