At the same time as the first. If you think about it, one telephone is kind of useless.
the telephone was designed for everyone to use.
The Princess telephone was designed by Henry Dreyfuss for the Bell System.
UTP designed for telephone signaling page 113 Network+ Guide to Networks
hi guys the second telephone ever invented was the telephones for the deaf invented around 1880. then was the candlestick telephone invented in the year 1900. i hope that helps.
ben Franklin
I think it was the rotary phone
Many of the modem's features were designed to emulate a telephone
No. It was part of the second.
Telephone conversations occur when one person makes a call to a second person and the second person answers. The conversation happens when each person participates in the discussion.
voice
the second telephone was small and it had a rotating circle on the front so u can put in the #
Copper is used for telephone wires because it is the second best conductor of electricity after silver (which is a little pricey).