31 Dez 1888 Jahr - PAY PHONE PATENT
Beschreibung:
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.
Zugefügt zum Band der Zeit:
Datum:
31 Dez 1888 Jahr
Jetzt
~ 135 years ago
