2015
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Invention
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Device and method for preventing escalator from going in reverse. The present invention relates t... |
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Invention
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Independent brake apparatus for elevator. The present invention relates to an independent brake a... |
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Invention
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Safe operation-stop method for escalator. The present invention relates to a safe operation-stop ... |
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Invention
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Low-speed brake apparatus for escalator. The present invention relates to a low-speed brake appar... |
2014
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Invention
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Safety comb plate of escalator. A comb plate is provided that can be monitored whether entire tee... |
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Invention
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Safety comb plate of escalator. The present invention relates to a comb plate which includes a de... |