On this day in 1807 – French brothers Claude and Nicéphore Niépce received a patent for their Pyréolophore(diagram pictured), one of the world's first internal combustion engines. 
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On this day in 1807 – French brothers Claude and Nicéphore Niépce received a patent for their Pyréolophore(diagram pictured), one of the world's first internal combustion engines. 
