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Dynamite
by Alfred Nobel in sweden and the dynamite goes BOOM! -
Torpedo
by Robert Whitehead from England made by use to blow ships up -
Traffic Lights
by J P Knight in London they helped traffic the cars -
telephone
alexander graham bell creater -
Moving Pictures
by Eadweard Muybridge made in usa and he was from england -
Phonograph
by Thomas Edison - cylindrical -
Light Bulb
by Joseph Swan and Thomas Edison -
Metal Detector
by Alexander Bell -
Machine Gun
by Hiram Maxim from USA -
Cash Register
made by by James Ritty -
tractor
made by John Froehlich -
radio
made in england russia and made by G Marconi and A S Popov
