Certificate No. : 7175887, Patent No. : ZL 2017 2 1131942.9
日期:2018-06-29 03:36:58 瀏覽量:1004
In 2017, Lianhong improved its technology and developed a new type of reaction pressure vessel again. In April 2018, Its obtained the Patent Certificate issued by the StateIntellectual Property office of the People's Republic of China.
Certificate No. : 7175887, Patent No. : ZL 2017 2 1131942.9
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