Language : English
毕传兴

Patents

李兵; 郑英杰; 李宁学; 周世文; 张永斌; 毕传兴. 一种低噪音充气轮胎胎面花纹. 专利号:ZL 202110423898.3, 申请日:2021.04.20 授权公告日:2023-10-27

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Service Invention or Not:no