A tram (also known as a streetcar or trolley in North America) is a train that runs on tramway track on public urban streets; some include segments of segregated right-of-way. The lines or networks operated by tramcars as public transport are called tramways or simply tram/streetcar.
invented by Hanaoka Seishu
General anaesthetics (or anesthetics, see spelling differences) are often…
invented by Anyos Jedlik
invented by James Nasmyth
A steam hammer, also called a drop hammer, is an industrial power hammer driven…
invented by James Fox
A planer is a type of metalworking machine tool that uses linear relative…
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