It was only the phone.
I love landon hines and that is all
They were the wheat cleaners and the telephone and the rest you have to read on his biography if there are any more.
Alexander also worked on inventing flying machines and hydrofoils! He invented the telephone and was involved in the making of the metal detector!
Thomas Edison envented the light bulb and Alexander graham bell invented leader ship.
Eletric elevator is one of them
bell's father,grandfather and brother had all been associated with work on elocution and speech,and both his mother and wife were deaf,profoundly influensing bell's life's work
Alexander Graham Bell's telephone helped people because it gave people a way to communicate with people from all around the world. people didnt have to wait a whole day or two or even more to relay a message. they would just call who they were trying to get ahold of and let them know what they wanted to let them know. it was an instant way to get ahold of people.
yes he did
He invent alot of good stuff.
No, Alexander Graham Bell's wife was not dumb. However, she was deaf all of her life. She did graduate from the Columbia Institution of the Deaf and Dumb.
it was all boring
The telephone was invented by Graham Bell. The essential parts that he worked on are the microphone and the speaker. The microphone starts off the transmitter component.