Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Ricevere il Premium

Create a timeline

Public timelines

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

14 giug 1957 anni - 1957年6月14日 35000伏高压电缆在上海电缆厂试制成功，通过国家鉴定。

Descrizione:

1957年6月14日 35000伏高压电缆在上海电缆厂试制成功，通过国家鉴定。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

688

Data:

14 giug 1957 anni

Adesso

~ 68 years ago

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate