Lingyun Qian

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Patents

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孙朝阳，徐宁宁，钱凌云，杨涛，纪婉婷. 一种高性能构件扭-挤成形的装置，中国发明专利，申请号：CN111167909A.

Release time:2022-04-05 Hits:

Service Invention or Not:  no

Next One:孙朝阳，李广东，钱凌云，蔡贇，李昕童，苏泽兴，朱南洋.一种筋板类构件双侧变通道强塑变挤压方法及成形模具. 中国发明专利，专利号：ZL201810224019.2

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