发明授权
US3983978A Current collecting system for self-propelled aerial tramway carriage using two supporting cables 失效
使用两个支持电缆的自行航空客运运输的目前收集系统

Current collecting system for self-propelled aerial tramway carriage
using two supporting cables
摘要:
Electric power is provided to the motor of a self-propelled carriage of an aerial ropeway through two cables by which the carriage is supported.
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