Leonard Nutz 

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Complete Biography, History, and Inventions

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Leonard Nutz was an inventor and machinist born in October 1810 in Germantown. From Alton, Illinois, Leonard held the patent for USA’s fourth keyboard adder, the single-column adding device.

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Early Life

Leonard was named after his grandfather, Leonard Nutz Sr. He was born on October 14, 1810, in Germantown to the family of William Nutz and Susannah Nice.

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Career: Phase 1

In 1848 he was listed as a machinist, residing at 158 Olive Street. Leonard was next listed in 1851, giving machinist as his trade.

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Invention 1

Leonard Nutz received the patent for a single-column adding device, which was popularly regarded as the fourth keyboard adder founded in the USA.

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Invention 2

Leonard Nutz also designed and built a nice compass for surveyor Benaiah Robinson in 1853. The compass is 19inches long and 8.25 inches in diameter.

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Marriage

One year after his wife’s death (Rebecca), Leonard remarried Susan Catherine Cochran in November 1846.

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