US715425A
(en)
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Swiveled-valve pipe-union.
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DK5266C
(en)
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Procedure for making Straatage refractory.
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AT30825B
(en)
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Filling furnace.
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ES29411A1
(en)
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Furnace improvements.
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AT35988B
(en)
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Filling furnace.
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DK5914C
(en)
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Procedure for Smelting Coal.
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CH25372A
(en)
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Underwind furnace
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ES29725A3
(en)
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An automatic brick making procedure.
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DK5206C
(en)
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Gas Production Procedure.
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DK4939C
(en)
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Burner.
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DK4559C
(en)
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Device for Incandescent burners.
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DK5213C
(en)
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Plate for Lactoscopes.
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DK5116C
(en)
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Plate for Lactoscopes.
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DK5327C
(en)
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Procedure for Manufacturing the Dipent.
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DK4474C
(en)
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Machine for the manufacture of corkscrews.
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DK4570C
(en)
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Koøje.
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DK4813C
(en)
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Ledderist.
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DK4655C
(en)
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Devices at Stiklaase.
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DK4627C
(en)
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Devices for cement kilns.
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DK6375C
(en)
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Procedure for Insertion by Ring Furnaces.
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DK4529C
(en)
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Devices at Ring Ovens.
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DK4875C
(en)
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Device by Control Furnaces.
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DK4921C
(en)
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Safety Case for Matchboxes.
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DK4718C
(en)
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Automatic gas grinder.
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DK5025C
(en)
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Procedure for the manufacture of fireproof roads.
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