jan 4, 1973 - Martin Cooper Mobile Phone
Description:
On April 3, 1973, Martin Cooper, a Motorola researcher, and executive, made the first mobile telephone call from handheld subscriber equipment, placing a call to Dr. Joel S. Engel of Bell Labs, his rival.https://en.wikipedia.org/wiki/History_of_mobile_phones
Added to timeline:
Date:
jan 4, 1973
Now
~ 53 years ago