Summary
He showed it working on August 10, 1893, and later got a special paper called a United States patent in 1898.
Rudolf Diesel wanted an engine that anyone could use.
The first engine ran on its own on August 10, 1893.
He received a United States patent for his engine on August 9, 1898.
He showed it working on August 10, 1893, and later got a special paper called a United States patent in 1898.
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