Italy
A lawn mower works by converting chemical energy (energy stored in the gas) to mechanical energy.
When the first humans made ​​their first tools.
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The William Tell mechanical bank was first made in 1896, and an original in good condition would be four figures. But reproductions of popular early banks have been made in various periods, worth less..
The first "machine" was the Wheel
The first lawn mower was invented by Edwin Budding in 1830 in Thrupp, just outside Stroud, in Gloucestershire, England.
the first mechanical clock was made in 723 A.D. by a buddhist monk named Yi xiang
input is chemical and output is mechanical
The first lawn mower was invented by Edwin Budding in 1827
500B.C(the punkah)
Douglas Englebart
Italy
With mechanical initiative.
A lawn mower works by converting chemical energy (energy stored in the gas) to mechanical energy.
When the first humans made ​​their first tools.
Made by Charles Babbage and evloved into a calculator