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Home › Elevator control system featuring all-electromagnet vibration and centering elevator car controller for coupling a roller arranged on a pivot arm to a guide rail

Elevator control system featuring all-electromagnet vibration and centering elevator car controller for coupling a roller arranged on a pivot arm to a guide rail

US Patent 5955709 · Granted Sep 21, 1999

Estimated economic value: $36,622,000 ⓘ

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