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6 out 1975 ano - 1975年10月6日上海服装行业革新成功超声波无线锁眼机、撬边机、钉扣机，从而摆脱了手工操作。

Descrição:

1975年10月6日上海服装行业革新成功超声波无线锁眼机、撬边机、钉扣机，从而摆脱了手工操作。

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

686

Data:

6 out 1975 ano

Agora

~ 50 years ago

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