Invention Grant
- Patent Title: Elevator system
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Application No.: US14794937Application Date: 1937-06-12
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Publication No.: US2145809APublication Date: 1939-01-31
- Inventor: TAYLOR ROBERT B
- Applicant: GEN ELECTRIC
- Assignee: Gen Electric
- Current Assignee: Gen Electric
- Priority: US14794937 1937-06-12
- Main IPC: B66B1/50
- IPC: B66B1/50
Public/Granted literature
- US20170011303A1 Contact-Based Predictive Response Public/Granted day:2017-01-12
Information query
IPC分类:
