29
/
en
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
535980
160900
2
Create
Public Timelines
Library
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
理论与实验室研究阶段 (12h 35min, jan 2, 1940 y – 22h 12min, jan 1, 1960 y)
Added to timeline:
20 Oct 2018
0
0
298
RFID
Date:
12h 35min, jan 2, 1940 y
22h 12min, jan 1, 1960 y
~ 20 years
