Thomas Savery
Watt.
The first crude steam engine was patented in 1678. It was invented by English military engineer and inventor Thomas Savery.
James Watt
James Watt
It was invented by Gogu Constantinescu, a romanian engineer.
The inventor is unknown for a tachometer. However, the first documented use of a tachometer device was by the German engineer Dietrich Uhlhorn in 1817. He is credited with its first use, but not necessary as being its inventor.
James Watt was a Scottish inventor and mechanical engineer. He improved the steam engine, developed the concept of horse power and invented the copying machine.
The inventor of the two-stroke engine was an engineer named Dugald Clark. Clark was born in Glasgow, United Kingdom in March of 1854. His last name is also recorded as Clerk in some instances.
James Watt did not invent the photocopier. He was a Scottish engineer and inventor known for his work on the steam engine. The photocopier was actually invented by Chester Carlson in 1938.
He was a mechanical engineer, and or inventor who mainly developed the Newcomen steam engine, which was a fundamental change used in the Industrial Revolution in both the Kingdom of Great Britain and the world.
The first jet engine was invented by a English engineer called Sir Frank Whittle
Rudolf diesel