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28 set 1959 ano - 1959年9月28日上海制造成功中国第一台光电管控制双人自动扶梯。

Descrição:

1959年9月28日上海制造成功中国第一台光电管控制双人自动扶梯。

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

686

Data:

28 set 1959 ano

Agora

~ 66 years ago

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