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US877643A
(en)
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Azo dye.
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AT33569B
(en)
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Recovery method.
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DK10406C
(en)
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Procedure for the production of hard, smokeless bituminous coal fuels.
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AT36365B
(en)
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Coal cutting machine.
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ES40022A1
(en)
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A new coal agglomerate.
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ES37844A1
(en)
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A process for making a black coloring matter, a tanning or second black coloring matter, and other usable by-products from coal or lignite.
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DK9302C
(en)
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Superstructure for wind turbines.
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ES41138A1
(en)
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A recovery furnace.
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DK8161C
(en)
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Procedure for Making Rock Hard Photo Sculptures.
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ES40833A1
(en)
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A lifebelt.
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ES41372A1
(en)
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A lifebelt.
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DK10284C
(en)
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Machine for Forming Rods.
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ES37901A1
(en)
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A silt collector for sorting bins.
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DK10160C
(en)
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Machine for Franking Letters.
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DK10024C
(en)
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Apparatus for generating Morse code.
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ES40209A1
(en)
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An Icon-Check.
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ES42086A1
(en)
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A flying apparatus.
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DK12262C
(en)
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Clogging Machine.
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ES38108A1
(en)
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A sifting apparatus.
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ES41570A1
(en)
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Gas turbine improvements.
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ES42298A1
(en)
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A turbine fan.
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DK9408C
(en)
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Tar paint.
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AT41093B
(en)
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Springy tire.
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CA106708A
(en)
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Fastener for strings, etc.
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DK9590C
(en)
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Akshæver for Mejemaskiner.
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