Memory of the day: American inventor Martin Cooper makes the 1st phone call in history via a mobile phone in 1973

CAIRO – 3 April 2022: In the following lines, ET sheds light on the most important events that took place on April 3.

1512 - Ottoman Sultan Bayezid II abdicates the throne to his son Selim I.

1885 - Gottlieb Daimler is granted a German patent for his engine design.

1973 - American inventor Martin Cooper makes the first phone call in history via a mobile phone.