Johann Heinrich Ehrhardt, Date of Birth, Place of Birth, Date of Death
TweetJohann Heinrich Ehrhardt
German inventor
Date of Birth: 
Place of Birth: Zella-Mehlis, Thuringia, Germany
About Johann Heinrich Ehrhardt
- Johann Heinrich Ehrhardt, also spelled Erhardt (29 April 1805 – 29 April 1883), was a German locomotive manufacturer and inventor.
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