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DK12804C
(en)
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Procedure for Renewal of blackened cult wire lamps.
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DK9282C
(en)
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Procedure for the manufacture of filament light for electric filament lamps.
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DK9371C
(en)
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Procedure for the manufacture of metal filament for electric filament lamps.
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DK9048C
(en)
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Procedure for the manufacture of filament lamps for electric filament lamps.
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DK12716C
(en)
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Procedure for the manufacture of lighters.
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DK11231C
(en)
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Procedure for the manufacture of filament light for electric filament lamps.
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DK8957C
(en)
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Procedure for the manufacture of filament light for electric filament lamps.
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DK10550C
(en)
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Procedure for the manufacture of electric filament.
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CH48084A
(en)
|
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stocking
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DK9026C
(en)
|
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Procedure for the production of mercury vapor lamps.
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DK12149C
(en)
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Procedure for Manufacturing Timelines and Lighting.
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DK14320C
(en)
|
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Procedure for the manufacture of electric incandescent lamps.
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DK12054C
(en)
|
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Procedure for the production of porcelain with greatly reduced yarn firing.
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DK10837C
(en)
|
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Procedure for the manufacture of tungsten wire for electric incandescent lamps.
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CH49820A
(en)
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Devil
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DK11952C
(en)
|
|
Apparatus for calcination of refractory wires.
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DK10733C
(en)
|
|
Procedure for Making Wires for Incandescent Lamps.
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CH49685A
(en)
|
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Lighting apparatus
|
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FR411669A
(en)
|
|
Photometer
|
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DK12785C
(en)
|
|
Procedure for the manufacture of artificial fuels.
|
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DK12551C
(en)
|
|
Procedure for the manufacture of metal wire hangers for electric incandescent lamps.
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DK14894C
(en)
|
|
Procedure for Manufacturing Oxygen Baths.
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DK13438C
(en)
|
|
Procedure for Manufacturing Lead White.
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DK12286C
(en)
|
|
Device for Mechanical Manufacture of Bottles.
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DK12172C
(en)
|
|
Procedure for the production of tungsten compounds.
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