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DK5795C
(en)
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Device for magnetic exposure of arc lamps.
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DK6006C
(en)
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Device for Adjusting Arc Lamps.
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DK5980C
(en)
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Device for Launching an Arc Lamp by the Circuit.
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FR331656A
(en)
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Moderator for arc lamps
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DK5909C
(en)
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Radplow for Destruction of Agerkaal.
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CH28446A
(en)
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Clamping device on arc lamps
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FR349268A
(en)
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electromagnet for alternating current (case c)
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CH27743A
(en)
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Arc lamp
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FR349267A
(en)
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electromagnet for alternating current (case b)
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CH29891A
(en)
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Extinguisher for wick lamps
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DK4717C
(en)
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Method for Forming an Electric Arc Light.
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DK4780C
(en)
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Device for the manufacture of clean arc lights between fixed conductors.
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FR339034A
(en)
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Charcoal for arc lamps
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DK5395C
(en)
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Device for self-extinguishing Lamps.
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DK5765C
(en)
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Burner for Lamps.
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ES32584A1
(en)
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Some new applications of metallic silicon.
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DK6735C
(en)
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Method of Manufacturing an Electric Lamp.
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DK6354C
(en)
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Device at the Electrodes for Apparatus for the Manufacture of Nitrogen Compounds.
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AT23585B
(en)
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Control device for AC arc lamps.
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DK5825C
(en)
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Device for electric arc lamps.
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DK4841C
(en)
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Device by Lamps.
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DK5232C
(en)
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Device for self-extinguishing Lamps.
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DK5118C
(en)
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Device for self-extinguishing Lamps.
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DK5162C
(en)
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Devices of an glow-making machine.
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DK6474C
(en)
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Device for Interruption and Regulation of Electric Currents.
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