31 dez 1888 ano - PAY PHONE PATENT
Descrição:
The coin-operated telephone was patented by William Gray of Hartford, Connecticut. After the first coin-operated telephone was installed, the use of these phones increased really fast.Actually by the time of 1905, there were about 100,000 pay phones in the U.S.
Adicionado na linha do tempo:
Data:
31 dez 1888 ano
Agora
~ 135 years ago
