at that time he was working with another inventor who owned a lab.Thomas used to work in that lab.When he was testing that helicopter he exploded the lab. because of agression the owner slapped him on the ear and thomas became deaf from his left ear.
An African-American didn't invent the helicopter.
No Thomas Edison didn't invent the umbrella, but he did invent the phonograph and the light-bulb. :D
no, he did not invent the helicopter He invented the Gramaphone and the early microphone Hope that this answer helps you!
Mr Edison did NOT invent electricity. Lighting is electricity and we know Edison did not invent THAT. Edison invented a number of ways to USE electricity for human enjoyment, for example, the light bulb, and the record player.
Gunpowder for guns
for transpertation
Lewis Latimer invented it, and he wrote a book with Thomas Edison.
Thomas Edison did not invent the electric chair Harold p brown did...
Thomas Edison was based in Edison(named after him), New Jersey.
Igor Sikorski invented helicopter in the year 1906.
i don't know but it did say that Thomas Edison did invent the safety goggle and i think he did invent theses safety goggles.