IMechE: proposed hydraulic service elevator
IMechE: proposed hydraulic service elevator Otis Elevator Co. 12 August 1897
Picture No
10700419
Media ID
46095226
Size
2908px x 6425px
(2.2MB)
Credit
The Institution of Mechanical Engineers/Mary Evans
Source
Institution of Mechanical Engineers Collection
Date
1897
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Elevator Hydraulic Imeche Mechanical Otis Proposed
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