DK13043C
(en)
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Procedure for the Development of Electric Currents.
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DK12828C
(en)
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Electrical Connection for Operation of Biure.
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DK13106C
(en)
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Generates for rapid electrical oscillations.
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DK13143C
(en)
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Procedure for Making Autotypic Negatives.
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DK13189C
(en)
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Electric fuse.
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DK13655C
(en)
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Procedure for making Master.
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DK13371C
(en)
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Procedure for Manufacturing an Eraser.
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DK13922C
(en)
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Procedure for Making Cresol Soap.
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AT54402B
(en)
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Thermometrograph.
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ES48117A1
(en)
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An electric welding procedure.
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DK12974C
(en)
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Electric Heater.
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DK13130C
(en)
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Procedure for the Production of Hydrogen.
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DK14320C
(en)
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Procedure for the manufacture of electric incandescent lamps.
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DK13470C
(en)
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Procedure for the manufacture of vinegar from milk.
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ES49229A1
(en)
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Torch improvements.
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DK13207C
(en)
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Procedure for Manufacturing Cord Straps.
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DK13640C
(en)
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Wire Laying Procedure.
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ES47309A1
(en)
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An electrical mechanical truss.
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DK13564C
(en)
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Instrument for Crossing the Negbaand.
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DK34865C
(en)
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Device at Circuits for Amplification of Electric Currents.
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DK23352C
(en)
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Apparatus for Transforming Electric Currents.
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ES48164A1
(en)
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An electric regulator.
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DK13531C
(en)
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Wet Magnetic Separation Procedure.
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DK14159C
(en)
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Device for making electric current unidirectional.
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FR428826A
(en)
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Bulb switch-switch-diverter for electric currents
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