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China's invention patent authorization data in 2020: Huawei first, oppo second

via:驱动之家     time:2021/1/22 20:03:34     readed:91

2020年我国发明专利授权数据公布:华为第一、OPPO第二

2020年我国发明专利授权数据公布:华为第一、OPPO第二

2020年我国发明专利授权数据公布:华为第一、OPPO第二

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