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5 sett 1991 anni - 1991年9月5日上海光纤通讯工程公司与美国电报电话公司(ATNT)合资兴办的上海爱梯恩梯通讯设备有限公司开业，生产光纤通讯传输设备 BCM终端。

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1991年9月5日上海光纤通讯工程公司与美国电报电话公司(ATNT)合资兴办的上海爱梯恩梯通讯设备有限公司开业，生产光纤通讯传输设备 BCM终端。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

686

Data:

5 sett 1991 anni

Adesso

~ 34 years ago

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