Diedrich Uhlhorn (3 June 1764 – 1837) was a German engineer, mechanic and inventor.
Uhlhorn was an engineer, mechanic and inventor, who invented in 1817 the first mechanical tachometer.
[1][2] Between 1817 and 1830 he was inventor of the Presse Monétaire (level coin press known as Uhlhorn Press) which bears his name.
[3] He was married.
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