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arthahn's blog

How the first magnetically stripped plastic cards utilizing the Bar Code were developed at IBM IRD in Dayton, N.J.

After working for a Small Electronics Company called Taft Electro Systems in Woodbridge, N.J., I was hired on Aug 12, 1969 by IBM IRD (Information Records Division) in Dayton, N.J. to develop the first bar code digitally encoded plastic credit and ATM cards.

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