i believe Alexander Graham Bell made the telephone,but im not sure...
his hardest invention was the telephone
the lates telephone was invented in 2013
It was made of steel.
The telephone was invented in 1876, by Alexander Graham Bell
Analog sound generator made by telephone ringing IB
telegraph
Copper
i dont no
some question on telephones are what are telephones made of? Of courses the main thing a telephone is made of a battery
teleconference because the teleconference was made before the telephone.
what he did is that he went to the national invention academy and did improvements.when it was famous he made more telephone and use it to communicate