Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Receber premium

Create a timeline

Public timelines

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate

31 ago 1968 ano - 1968年8月31日上海电梯厂试制成功中国第一台单人自动扶梯。

Descrição:

1968年8月31日上海电梯厂试制成功中国第一台单人自动扶梯。

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

688

Data:

31 ago 1968 ano

Agora

~ 57 years ago

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate