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DK15056C
(en)
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Electrical Installation for Securing Ships.
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DK13171C
(en)
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Ship turbine installation.
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CH57945A
(en)
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Installation on lidded vessels
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DK17925C
(en)
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Procedure for Restoring the Chimneys.
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DK29408C
(en)
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System for electrical Signaling.
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DK15204C
(en)
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Position for Savfile.
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CH58101A
(en)
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Automatic telephony installation
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DK16377C
(en)
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Melt protection for electrical systems.
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DK16556C
(en)
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Connection by electrical block devices.
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DK27084C
(en)
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Electrical Signaling Procedure.
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DK14491C
(en)
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Laag til Brønde til Optagelse af Samlebeholdere til Fejeskarn.
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FR511716A
(en)
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Telegraph installation
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DK19805C
(en)
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Kortstraat feeder for Langhalmpresser.
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DK13640C
(en)
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Wire Laying Procedure.
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DK15084C
(en)
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Anordning til Befæstelse af Clicheer paa Underlag.
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DK36087C
(en)
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System for Generating Electrical Oscillations.
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DK13043C
(en)
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Procedure for the Development of Electric Currents.
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DK20046C
(en)
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Connection terminal for overhead lines.
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DK12881C
(en)
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Galvanic Element.
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DK15864C
(en)
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Power connection for electric Telegraphs.
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AT82832B
(en)
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Telephone switching system.
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DK21595C
(en)
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Insulating Cover for Overhead Lines.
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NL5179C
(en)
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Automatic telephone system
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DK20202C
(en)
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Method for Manufacturing Electrical Insulators.
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DK13974C
(en)
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Device for Regulation of Ship Turbines.
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