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US5394961A
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Safety edge assembly for elevator doorways
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CA2074574A1
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Hydraulic tensioning system in passenger conveyors
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Adhesive attaching system
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Power transmission system for a passenger conveyor
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CA2066954A1
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Guide mechanism for passenger conveyors
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Handrail air cushion
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Handrail drive mechanism for a passenger conveyor
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Combplate safety device
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Elevator self-diagnostic control system
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Modular elevator cab construction
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Modular elevator cab construction
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Modular elevator cab construction
|
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Call registration and acknowledgement system for an elevator and method of testing such system
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CA1252235A
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Call registration and acknowledgement system for an elevator and method of testing such system
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CA1166081A
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Modular sheet metal door structure
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CA1166080A
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Modular sheet metal door structure
|
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Elevator position indicating system
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Modular sheet metal door structure
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Car door safety interlock
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Decorative jamb structure for elevator entranceways
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