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December 14 2012

N. Joseph Woodland, Inventor of the Bar Code, Dies at 91


N. Joseph Woodland, who six decades ago drew a set of lines in the sand and in the process conceived the modern bar code, died on Sunday at his home in Edgewater, N.J. He was 91.

His daughter Susan Woodland confirmed the death.

A retired mechanical engineer, Mr. Woodland was a graduate student when he and a classmate, Bernard Silver, created a technology based on a printed series of wide and narrow striations that encoded consumer-product information for optical scanning.

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