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1956年是年中国第一套有线广播设备在国营上海广播器材厂试制成功。 (1 gen 1956 anni – 1 gen 0 anni)

Descrizione:

1956年是年中国第一套有线广播设备在国营上海广播器材厂试制成功。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

686

Data:

1 gen 1956 anni

1 gen 0 anni

~ 0 days

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