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DK17475C
(en)
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Form for Casting of Sewer Pipes and the like.
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DK22369C
(en)
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Stamping machine for the manufacture of cement pipes and the like.
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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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DK16375C
(en)
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Procedure for the production of smooth cone paving and the like of cast asphalt.
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DK18564C
(en)
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Machine for Excavation of Ditches and the like.
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DK11307C
(en)
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Machine for the manufacture of ordinary drainage pipes of cement and sand.
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DK20158C
(en)
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Apparatus for the manufacture of cement piles.
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DK15702C
(en)
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Methods and Devices for the manufacture of casting Radiator stoves, element boilers and the like.
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DK17191C
(en)
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Method and device for the manufacture of pipes and other articles of cement concrete or the like.
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DK17713C
(en)
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Procedure for dewatering peat and the like.
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DK24284C
(en)
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Procedure for Drawing Steel Pipes.
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FR475842A
(en)
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Improvements to sewers, pipes, aqueducts and the like
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DK20235C
(en)
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Cladding material for structures and parts of iron, steel and the like.
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AT71019B
(en)
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Pipe clamp.
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DK16601C
(en)
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Slabs for the manufacture of factory-made buildings.
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DK15176C
(en)
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Procedure for the manufacture of ducts and chimneys.
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DK27586C
(en)
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Apparatus for the manufacture of pipes, tubes and the like.
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DK15836C
(en)
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Form for Manufacture of Concrete Pipes.
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DK16390C
(en)
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Method for Making Matchboxes and the Like.
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DK23644C
(en)
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Procedure for the Construction and Drainage of Ships, in particular Concrete Ships.
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DK17188C
(en)
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Procedure for Increasing the Porosity of Plaster Mortar.
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DK16398C
(en)
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Procedure for the manufacture of covered glass sleeves, glass bowls and the like.
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DK16508C
(en)
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Apparatus for Casting Articles of Cement and the like.
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DK15587C
(en)
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Casting mold for the steam chimneys of reinforced concrete.
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DK16637C
(en)
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Procedure for the manufacture of clunkers.
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