On June 2, 1870 when his assistant Thomas Watson accidentally took off a reed. Making the first telephone. Basically, the invention was an accident.
A telephon
Alexander Graham Bell invented the telephone.
no he invented the bell.
No he did not invent the shower
cell phones
Alexander Graham Bell invented the... - Telephone -and other stuff!
Alexander graham bell invented with an open mind
no
Alexander Graham Bell
Alexander Graham Bell - invented the Telephone
yes ,graham bell invented the type writer
no he did not invent battery he invented telephone