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6 apr 2000 anni - 2000年4月6日上海永新彩色显像管公司研制成功具有自主知识产权的29 英寸多媒体彩管，通过市级技术鉴定。

Descrizione:

2000年4月6日上海永新彩色显像管公司研制成功具有自主知识产权的29 英寸多媒体彩管，通过市级技术鉴定。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

689

Data:

6 apr 2000 anni

Adesso

~ 25 years ago

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