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oct 19, 1965 - 1965年10月19日上海机床厂试制成功中国第一台高精度万能补圆磨床。
Description:
1965年10月19日上海机床厂试制成功中国第一台高精度万能补圆磨床。
Added to timeline:
工业大事年表
By
Loo Qoo
2 Sep 2023
1
0
731
Date:
oct 19, 1965
Now
~ 60 years ago
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