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DK6934C
(en)
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Apparatus for Multiplication Calculation.
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AT27666B
(en)
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Electrolytic apparatus.
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DK6846C
(en)
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Apparatus for Threading Synaale.
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DK6670C
(en)
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Device at Mønninger for Straatage.
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DK7111C
(en)
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Apparatus for Saturating Liquid with Gases.
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DK5934C
(en)
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Corrosion Apparatus.
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DK6960C
(en)
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Apparatus for Manufacturing Chains.
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DK6345C
(en)
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Apparatus for Cleaning Windows.
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DK6724C
(en)
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Apparatus for electric Lighting.
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DK6253C
(en)
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Milking device.
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DK11596C
(en)
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Apparatus for Processing Raapetroleum.
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CH30204A
(en)
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Illustrative means for calculating fractions
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AT23700B
(en)
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Device for bending pipes.
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AT23479B
(en)
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Daylight developing apparatus.
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CH32301A
(en)
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Blueprint apparatus
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DK10786C
(en)
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Apparatus for Rolling Metal Blocks.
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DK6881C
(en)
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Apparatus for Cleaning Sewage Wells.
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DK6742C
(en)
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Apparatus for the Development of Piano Playing Finger Technique.
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DK6905C
(en)
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Apparatus for saturating liquids with carbon dioxide.
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DK6325C
(en)
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Device for Apparatus for Drying Peat.
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DK6709C
(en)
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Device for Sealing Compressed Baths.
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DK7005C
(en)
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Device for diving equipment.
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DK6255C
(en)
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Method and Apparatus for the manufacture of leather-like straps.
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DK6714C
(en)
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Apparatus for Simultaneous Propagation of Several Bottles.
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DK6759C
(en)
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Apparatus for Evaporation of Liquids.
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