9 janv. 1973 - First Mobile Phone
Description:
The first handheld cellular mobile phone was demonstrated by John.F. Mitchell and Martin Cooper of Motorola in 1973, using a handset weighing 2 kilograms. It could only call and receive calls and it takes 10 hours to charge and could only last about 30 min of talk time before it diesAjouté au bande de temps:
Date:
9 janv. 1973
Maintenaint
~ Il y a 52 ans