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dec 29, 1969 - 1969年12月29日上海革新塑料厂试制成功中国第一盒录音磁带。

Description:

1969年12月29日上海革新塑料厂试制成功中国第一盒录音磁带。

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工业大事年表

2 Sep 2023

1

0

731

Date:

dec 29, 1969

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~ 56 years ago

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