发明授权
- 专利标题: Elevator system
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申请号: US14794937申请日: 1937-06-12
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公开(公告)号: US2145809A公开(公告)日: 1939-01-31
- 发明人: TAYLOR ROBERT B
- 申请人: GEN ELECTRIC
- 专利权人: Gen Electric
- 当前专利权人: Gen Electric
- 优先权: US14794937 1937-06-12
- 主分类号: B66B1/50
- IPC分类号: B66B1/50
公开/授权文献
- US20170011303A1 Contact-Based Predictive Response 公开/授权日:2017-01-12
信息查询
IPC分类: