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Richard M. Bloch

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Richard M. Bloch was born in Rochester, N.Y., USA, and graduated from Harvard in 1943. Afterwards, he worked as a research associate in its engineering division. He served as vice president for Honeywell Inc., Auerbach Corp. and General Electric Co.

Mr. Bloch invented the standard computer procedure for automatic-error detection known as Parity Check, which is used in virtually all computers. He holds the patent for the weighted-count checking system, which allows digital computers to function. Mr. Bloch also taught programming to Grace Hopper, inventor of COBOL, an early computer language.

Bloch died on July 1st, 2000.