DK17787C
(en)
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Method of Making Cement.
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DK20158C
(en)
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Apparatus for the manufacture of cement piles.
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DK12882C
(en)
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|
Method of Making Cement.
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DK13289C
(en)
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|
Method of Making Cement.
|
DK17177C
(en)
|
|
Procedure for the production of artificial stone.
|
DK17275C
(en)
|
|
Method of Making Dried Yeast.
|
DK14775C
(en)
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|
Procedure for the production of artificial stone.
|
DK21136C
(en)
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|
Procedure for the manufacture of Portland cement.
|
DK20805C
(en)
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Molds for the production of concrete buildings.
|
DK13802C
(en)
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|
Method of Forming Calcium Carbide.
|
DK15517C
(en)
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|
Cement Making Machine.
|
DK16028C
(en)
|
|
Procedure for the production of artificial stone.
|
DK20541C
(en)
|
|
Procedure for the production of artificial stone.
|
DK13692C
(en)
|
|
Process for the production of water-impermeable cement.
|
DK15836C
(en)
|
|
Form for Manufacture of Concrete Pipes.
|
DK15161C
(en)
|
|
Cement Pipe Making Machine.
|
DK22306C
(en)
|
|
Method of Making Coke.
|
DK15320C
(en)
|
|
Method of Making Jewelry.
|
AT75511B
(en)
|
|
Reinforced brick masonry.
|
DK15795C
(en)
|
|
Procedure for Mass Production of Clichés.
|
DK24927C
(en)
|
|
Procedure for the Production of Cyanides.
|
DK19737C
(en)
|
|
Method of Making Calcium Cyanamide.
|
DK19751C
(en)
|
|
Method of Making Calcium Cyanamide.
|
DK18122C
(en)
|
|
Method of Manufacture of Metal Colloids.
|
DK17099C
(en)
|
|
Method of Manufacturing Porous Metals.
|