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DK7968C
(en)
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Safety device for self-extinguishing Lamps for Lighting and Heating.
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DK7189C
(en)
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Procedure and Burner for Gasilt Lighting.
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DK7044C
(en)
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Device for Incandescent burners.
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DK8003C
(en)
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Device for Gas Incandescent Burners.
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DK8390C
(en)
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Control device for self-extinguishing lamps and lamps.
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DK7560C
(en)
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Device with downward-facing incandescent burners.
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DK6581C
(en)
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Device dev Gas incandescent lamps to prevent the Flame from going down.
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DK8025C
(en)
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Device with inverted Gas Incandescent Burners.
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DK7298C
(en)
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Device for electric light bulbs.
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DK7667C
(en)
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Extinguishing device by Lamps.
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DK5334C
(en)
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Safety device for lamps.
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DK7607C
(en)
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Device for mercury vapor lamps and other similar vapor lamps.
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DK7384C
(en)
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Device by gas heaters.
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CH34802A
(en)
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Device on flame lamps
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DK7209C
(en)
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Device for short-term gas lighting.
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DK6769C
(en)
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Device by Gas lamps.
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AT23122B
(en)
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Mine safety lamp.
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DK7233C
(en)
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Heat or Incandescent Burner for Liquid Fuels.
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DK7568C
(en)
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Gas burner.
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DK5765C
(en)
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Burner for Lamps.
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CH31974A
(en)
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Gas incandescent burner
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DK5899C
(en)
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Gas Burner for Lighting and Heating.
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DK6370C
(en)
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Device by Lamps with electric Ignition device and Auxiliary wick.
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CH31502A
(en)
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Incandescent burner
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AT25792B
(en)
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Spirit incandescent burner.
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