Passenger lifts and service lifts. lifts of class iv. dimensions.

载客电梯和货物电梯。类载客电梯。尺寸。

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In March 23, 1857, the United States of New York a five storey shop installed the first use of Otis safety device for passenger lifts.

1857年3月23日，美国纽约一家楼高五层的商店安装了首部使用奥的斯安全装置的客运升降机。

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Designs, installs, maintains, services and repairs electric and hydraulic passenger and freight lifts, escalators, moving walkways and other lift equipment. Registration or licensing may be required.

电梯维修工设计、安装、维护和检修客运与货运电梯、自动扶梯、自动通道和其它升降设备。

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