1 янв 1844 г. - Telephone
Описание:
a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be heard directly.Group Insights:
The most advanced of the technologies used at that time
Добавлено на ленту времени:
Дата:
1 янв 1844 г.
Сейчас
~ 181 г назад