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29 agos 1989 anni - 1989年8月29日上海手表厂研制成功国产双日历石英电子男表，填补国内高档石英表的空白。

Descrizione:

1989年8月29日上海手表厂研制成功国产双日历石英电子男表，填补国内高档石英表的空白。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

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686

Data:

29 agos 1989 anni

Adesso

~ 36 years ago

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