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一种按压式弹簧开关机构及其电动/手动可切换开窗器

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  • Affilication of Author(s):机械工程学院

  • Patent Applicant:lijianyong,Li Jianfeng,LI Fangyi,wangliming

  • Type of Patent:发明

  • Application Number:2019107498364

  • Number of Inventors:4

  • Service Invention or Not:no

  • Application Date:2019-08-14

  • Application Date:2019-08-14
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