DK19366C
(en)
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Procedure for the production of artificial stone and the like of peat fibers.
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DK23034C
(en)
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Procedure and Plant for the Manufacture of Decolorizing Coal.
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FR478967A
(en)
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Artificial stone
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DK17177C
(en)
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Procedure for the production of artificial stone.
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DK21113C
(en)
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Procedure and Form for Manufacturing Cement Stone.
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DK16028C
(en)
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Procedure for the production of artificial stone.
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DK20541C
(en)
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Procedure for the production of artificial stone.
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DK14775C
(en)
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Procedure for the production of artificial stone.
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DK18966C
(en)
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Procedure for the Treatment of Peat for the Production of Fertilizers and for Other Purposes.
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DK17320C
(en)
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Procedure for the production of artificial stones from natural stone waste.
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DK18240C
(en)
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Procedure for the manufacture of so-called artificial leather and similar products.
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DK17713C
(en)
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Procedure for dewatering peat and the like.
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DK22269C
(en)
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Procedure for drying patent leather and the like.
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DK27752C
(en)
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Procedure for the production of homogeneous, elastic and lightweight pieces of artificial cork.
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DK23983C
(en)
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Procedure for the production of cement and for the extraction of potassium salts.
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DK17218C
(en)
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Procedure and Apparatus for the Extraction of Peat Fibers.
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DK17296C
(en)
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Procedure and Form for the manufacture of cork insulation stones and building construction parts.
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DK24221C
(en)
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Procedure and Devices for Picking Peat.
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DK18894C
(en)
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Procedure for the production of artificial lithographic stones.
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DK17131C
(en)
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Machine for the production of slate and the like.
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DK21248C
(en)
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Machine for Treatment and Design of Glass and the like.
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DK16390C
(en)
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Method for Making Matchboxes and the Like.
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DK20731C
(en)
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Procedure for tanning and at the same time pre-cleaning of the tanning substance.
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DK29197C
(en)
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Machine for the manufacture of pipes of cement and the like.
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DK18092C
(en)
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Procedure for the production of cutlery items and the like.
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