发明授权
- 专利标题: Rail supporting and securing means
- 专利标题(中): 轨道支撑和固定装置
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申请号: US16697637申请日: 1937-10-02
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公开(公告)号: US2133912A公开(公告)日: 1938-10-18
- 发明人: BORDEN ARMSTRONG LEVI
- 申请人: LUNDIE ENGINEERING CORP
- 专利权人: Lundie Engineering Corp
- 当前专利权人: Lundie Engineering Corp
- 优先权: US16697637 1937-10-02
- 主分类号: E01B9/48
- IPC分类号: E01B9/48