People just started with little tools to make their lives easier. As time went by they started combining these tools to the point where the device ran off its own accord using a fuel source.
Animals are not invented. Machines are invented. Animals are not machines,
Machines were invented to make work easier.
Nobody knows who invented compound machines.
the adding machines were invented in 1878
The ancient people had specific needs so they invented simple machines.
1797
megha
The first machines used for making paper were invented in France in the late eighteenth century.
Who invented the war machines, tanks, battleships, and crossbow?
1877
machines and hands
Machines and factories