Device for automatically leveling the lift cabinets of a group of elevators and to ensure the continuous operation of at least one lift of a group of elevators
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Dispatch control system for lift sets
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Control device for electric motor
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Medication process and appliance with minimum precision
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Device for recording and indicating calls for elevators
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Leveling device for lifts
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Traffic monitoring and control system for lifts and escalators
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Lift group dispatch system with call registration device for travel optimization and predial safety
BR9000547A
Intelligent initialization system for emergency leveling of microprocessor controlled elevators
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Improvement in call reception system and lift activation
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Improvements in call reception system for elevators
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Sensing system of direction of displacement of an elevator car
BR8705825A
Safety device for lifts
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Device blocking device for simultaneous floors in a lift system
