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Elevator brake
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Patent number 11,958,717
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Issue date Apr 16, 2024
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Kone Corporation
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Janne Rossi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Monitoring system
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Patent number 11,795,032
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Issue date Oct 24, 2023
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Otis Elevator Company
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Derk Oscar Pahlke
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B66 - HOISTING LIFTING HAULING
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Elevator apparatus
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Patent number 11,492,231
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Issue date Nov 8, 2022
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Mitsubishi Electric Corporation
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Rikio Kondo
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B66 - HOISTING LIFTING HAULING
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Elevator operation quality tester
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Patent number 11,365,089
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Issue date Jun 21, 2022
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FUJIAN SPECIAL EQUIPMENT INSPECTION AND RESEARCH INSTITUTE
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Wei Zhang
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B66 - HOISTING LIFTING HAULING
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