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DK3108C
(en)
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Device for Cooling Railway Carriages.
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DK4557C
(en)
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Ventilation device for railway carriages.
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DK4304C
(en)
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Device for Assembly of Railway Rails.
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DK3273C
(en)
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Apparatus for Stamping Railway Tickets.
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CH22760A
(en)
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Cooling system
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DK3606C
(en)
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Procedure for Performing Welding.
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DK3390C
(en)
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Sound signaling device for Railways.
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DK4260C
(en)
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Apparatus for stopping railway trains.
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DK5808C
(en)
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Apparatus for cooling liquids.
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ES26517A1
(en)
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A cooling device.
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DK3224C
(en)
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Automatic acting device for the prevention of train collisions.
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CH22567A
(en)
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Railway signaling device
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DK3532C
(en)
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Automatic Rail Cleaner for Street Tramways.
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DK2087C
(en)
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Device for automatic braking of railway trains.
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DK3906C
(en)
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Base plates for railway rails.
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DK4704C
(en)
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Device for joining railway rails.
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DK2957C
(en)
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Device by Thermocouples.
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DK4977C
(en)
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Regenerative apparatus for heat transfer between liquids.
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ES34207A1
(en)
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An expansion clamp for rails.
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DK2806C
(en)
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Device for Regulating Motor Vehicle Movement.
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DK3144C
(en)
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Devices for Defoamers.
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DK7004C
(en)
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Heating system for liquids.
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DK2100C
(en)
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Hearth-Manipulation Device for Ovens.
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DK3590C
(en)
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Procedure for Refining Iron.
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DK2023C
(en)
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Devices for fog signaling apparatus for railways.
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