Any answer to this question is going to be a matter of OPINION. In my opinion, his greatest Contribution to the modern world was the "Perfection" of the Incandescent Light Bulb. He did not invent the light bulb, but bought the Patent and made it a practical invention by finding a long lasting Filament and Atmosphere inside the bulb.
The light bulb was a huge advancement to Civilization.
Thomas Edison's favorite invention, despite all of the inventions he did, was always the phonograph.The phonograph.
why was the phonograph invented
This is the best invention because it is big.
The phonograph was invented in 1877, by Thomas Edison.In October of 1877 Edison invented the phonograph - several months later in 1878 he made his first production model.Later versions were known as gramophones and record players.
The phonograph was invented by Thomas Alba Edison in 1877. He invented the phonograph in Menlo Park, New Jersey.
Thomas Edison's favorite invention, despite all of the inventions he did, was always the phonograph.The phonograph.
Thomas Edison's favorite invention was the phonograph.
Some may think it was the light bulb, but Edison had so many inventions. He also did the phonograph. He also did an early movie projector called the kinetoscope.
The phonograph.
It is likely that Thomas Edison's best invention in the incandescent light bulb. It led to a massive surge in productivity in the 20th century in all industries.
Edisons major inventions are Electric Bulb, Phonograph, telegraph among others
in menlo park
Edison's lab developed the phonograph as a sort of accidental side project while working on the telephone. For most of the time he was perfecting it, he had absolutely no idea what practical purpose it could serve. So it was not an invention that came forth out of a real need for storage and reproduction of sound, but rather it came forth out of pure happenstance and research.
one of thomas edisons inventions were the phoneograph and ther light bulb
lightbulb and phonograph
Phonograph
The Light Bulb