and patented the "brush against brass
roller". ?That resulted in a few
matrix readers, soon followed by CDC and others finally getting around to
making light-and-photocell readers, that so out-performed IBM's readers
that it significantly strengthened IBM's competitors.
I am not sure I would agree - IBMs card handling was pretty superior
(2501, 2520, 3505/3525) to everything else, until the Documations came
into play. For example, look at sorters - the last man standing by a
long shot was the 083.
--
Will