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25 jun 1999 ano - 1999年6月25日上海永新彩色显像管有限公司建成国内彩管行业第一条超大屏幕生产线，诞生第一支 M78 超大屏幕彩管,填补国内空白。

Descrição:

1999年6月25日上海永新彩色显像管有限公司建成国内彩管行业第一条超大屏幕生产线，诞生第一支 M78 超大屏幕彩管,填补国内空白。

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

686

Data:

25 jun 1999 ano

Agora

~ 26 years ago

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