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Patent applications and USPTO patent grants for Leach; Robert Bryan.The latest application filed is for "elevator car movement control in a landing zone".
Patent | Date |
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Elevator car control in a landing zone using a machine brake in response to undesired car movement Grant 9,422,133 - Rebillard , et al. August 23, 2 | 2016-08-23 |
Elevator Car Movement Control In A Landing Zone App 20130327598 - Rebillard; Pascal ;   et al. | 2013-12-12 |
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