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DK14320C
(en)
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Procedure for the manufacture of electric incandescent lamps.
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CH57638A
(en)
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Incandescent lamp
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FR437735A
(en)
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Incandescent lamps
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ES50908A1
(en)
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Improvements in the manufacture of incandescent electric lamps.
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ES49591A1
(en)
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Incandescent lamp dimmers improvements.
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ES62718A1
(en)
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A procedure for the manufacture of electric incandescent lamps.
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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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ES56660A3
(en)
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A procedure for the manufacture of electric incandescent lamps.
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CH55825A
(en)
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Gas incandescent lamp
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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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ES57865A3
(en)
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A procedure for the manufacture of electric incandescent lamps.
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DK22728C
(en)
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Procedure for the manufacture of porcelain objects.
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ES47886A1
(en)
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An improved process for the manufacture of electric incandescent 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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DK20189C
(en)
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Procedure for the Exchange of Wires for Lighting Gas.
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DK28628C
(en)
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Socket for Incandescent lamps.
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ES49676A1
(en)
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A system of incandescent electric lamps.
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DK14586C
(en)
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Cable connection for Arc lamps.
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DK12551C
(en)
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Procedure for the manufacture of metal wire hangers for electric incandescent lamps.
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CA146770A
(en)
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Incandescent lamp
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ES55761A3
(en)
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An electric incandescent lamp.
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GB191109806A
(en)
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Improved Reflectors for Incandescent Electric Lamps.
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FI6264A
(en)
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Incandescent oven
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DK20261C
(en)
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Electric Candle Lamp.
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DK14553C
(en)
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Gas incandescent burner.
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