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8 gen 1992 anni - 1992年1月8日上海无线电七厂承担的国家“八五”科技攻关项目——SC20S(A)SC272 接近开关专用电路通过鉴定，填补国内空白。

Descrizione:

1992年1月8日上海无线电七厂承担的国家“八五”科技攻关项目——SC20S(A)SC272 接近开关专用电路通过鉴定，填补国内空白。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

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0

686

Data:

8 gen 1992 anni

Adesso

~ 33 years ago

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