Internal combustion engine patented in Germany in 1892
[DOC] [TLE] Rudolf Diesel - NNDB.com [PAR] German engineer Rudolf Diesel invented the pressure-ignited heat engine, 
adapting the internal combustion engine so that a spark is no longer needed to ... 
a patent for his heat-driven oil engine, now called the diesel engine, in 1892, and
... [DOC] [TLE] diesel engine facts, information, pictures | Encyclopedia.com articles ... [PAR] diesel engine, type of internal-combustion engine invented by the German 
engineer Rudolf Diesel and patented by him in 1892.