12,000
Edison did not invent the first electric light bulb, but instead invented the first commercially practical incandescent light.
It took Thomas Alva Edison 12 years to invent the Incandescent light bulb.
Thomas Edison did not invent the first light bulb. He did however improve on existing light bulbs by creating the first useable incandescent bulb.
Edison did not invent the first electric light bulb. However he is credited with developing the concept of the incandescent light to enable it to be commercially useful. He did this by improving the strength of the carbon filament contained within the bulb. He further developed the light bulb following his formation of the "Edison Electric Light Company".
Thomas Alva Edison
Thomas Edison invented the Incandescent electric light.
Edison did not invent the first electric light bulb, but instead invented the first commercially practical incandescent light.
Edison did not invent the first electric light bulb, but instead invented the first commercially practical incandescent light.
no, thomas Edison did
It took Thomas Alva Edison 12 years to invent the Incandescent light bulb.
Dictaphone Incandescent Light bulb Movies
Thomas Edison did not invent the first light bulb. He did however improve on existing light bulbs by creating the first useable incandescent bulb.
Edison did not invent the first electric light bulb, but instead invented the first commercially practical incandescent light.
The incandescent light bulb,Another Answer:Actually Edison did NOT invent the Incandescent Light Bulb, he bought the original Patent, and then LATER improved the Filament, so that it become a longer lasting, more reliable product.
He invented the incandescent light bulb and it took him 12 years.
No, he called him and told him he should invent a incandescent light bulb though.
The incandescent light bulb,Another Answer:Actually Edison did NOT invent the Incandescent Light Bulb, he bought the original Patent, and then LATER improved the Filament, so that it become a longer lasting, more reliable product.