33
/pt/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
5893719
557337
2

1 jul 1923 ano - Garrett A. Morgan invents a traffic signal. The television or iconoscope (cathode-ray tube) invented by Vladimir Kosma Zworykin. John Harwood invented the self-windingwatch in 1923. Clarence Birdseye invents frozen food.

Adicionado na linha do tempo:

27 set 2021
0
0
435

Data:

1 jul 1923 ano
Agora
~ 102 years ago