A phonograph, in its later forms also called a gramophone (as a trademark since 1887, as a generic name in the UK since 1910) or since the 1940s called a record player, is a device for the mechanical and analogue recording and reproduction of sound.
invented by John Kemp Starley
A safety bicycle (or simply a safety) is a type of bicycle that became very…
invented by Patrick Bell
A reaper is a farm implement or person that reaps (cuts and often also gathers)…
invented by William Sturgeon
An electromagnet is a type of magnet in which the magnetic field is produced by…
invented by richard trevithick
A steam locomotive is a rail vehicle that provides the force to move itself and…
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