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DK16965C
(en)
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Self-igniting electric arc lamp.
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FR471259A
(en)
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Electric lamps
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ES55455A1
(en)
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|
An electric lamp.
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ES56520A1
(en)
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Metallic filament electric lamp.
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FR462458A
(en)
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Combined electric lamp, transportable
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CH68561A
(en)
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Electric hand lamp
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DK16959C
(en)
|
|
Self-igniting electric bow light bulb.
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CH63896A
(en)
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|
Arc light electrode
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ES55761A3
(en)
|
|
An electric incandescent lamp.
|
|
CH62217A
(en)
|
|
Electric arc lamp
|
|
DK20559C
(en)
|
|
Electric Lamp with luminous Gases.
|
|
ES52854A1
(en)
|
|
Electric lamp.
|
|
CH69454A
(en)
|
|
Acetylene lamp
|
|
CH68246A
(en)
|
|
Improved Electric Light Bulb
|
|
DK20261C
(en)
|
|
Electric Candle Lamp.
|
|
GB191201980A
(en)
|
|
Improvements relating to Electric Arc Lamps.
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|
ES55068A3
(en)
|
|
Improvements in electric incandescent lamps.
|
|
CH68737A
(en)
|
|
Arc light electrode
|
|
CH67325A
(en)
|
|
Arc light electrode
|
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GB191306964A
(en)
|
|
Improvements in Electric Arc Lighting.
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|
DK17851C
(en)
|
|
Electric Bicycle Light.
|
|
DK21067C
(en)
|
|
Electric Lamp with Glowing Gases.
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|
DK13613C
(en)
|
|
Electric Arc lamp with slanted electrodes.
|
|
DK30412C
(en)
|
|
Electric Reading Lamp.
|
|
FR483081A
(en)
|
|
Electric lamp saver
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