DK17952C
(en)
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Procedure of Form for Manufacture of Cork Insulation Stone and Building Construction Parts.
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DK17787C
(en)
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Method of Making Cement.
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DK18286C
(en)
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Method for Manufacturing Specially Shaped Slabs of Asbestos and Cement.
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DK20158C
(en)
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Apparatus for the manufacture of cement piles.
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DK16478C
(en)
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Procedure for the production of granite or similar stone mortar.
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CH66451A
(en)
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Building bricks
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DK20805C
(en)
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Molds for the production of concrete buildings.
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CH63287A
(en)
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Hollow cement stone
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DK21113C
(en)
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Procedure and Form for Manufacturing Cement Stone.
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DK17131C
(en)
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Machine for the production of slate and the like.
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DK21136C
(en)
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Procedure for the manufacture of Portland cement.
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DK24029C
(en)
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Building element for the construction of hollow walls, walls, floors, roofing works and other works of building technical Art.
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DK16601C
(en)
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Slabs for the manufacture of factory-made buildings.
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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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CH76518A
(en)
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Formwork construction for the production of monolithic concrete buildings
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CH76517A
(en)
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Formwork construction for the production of monolithic concrete buildings
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CH76516A
(en)
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Formwork construction for the production of monolithic concrete buildings
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DK14961C
(en)
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Formstones for Recuperators and Methods for Construction of Such.
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DK20484C
(en)
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Procedure for the construction of dry buildings and other structures.
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DK20957C
(en)
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Procedure for the manufacture of bricks, roofing sheets and the like.
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DK20804C
(en)
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Mold for Concrete Buildings.
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CH70567A
(en)
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Hollow stone concrete ceiling
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CH71767A
(en)
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Hollow stone concrete ceiling
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DK15855C
(en)
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Procedure for the production of frescoes and weather-resistant colored building ornaments.
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DK14467C
(en)
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Procedure for the manufacture of glazed, fine mortar coatings on cement products, masonry and the like.
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