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DK16875C
(en)
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Procedure and Apparatus for Treating Hard Water.
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DK19266C
(en)
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Apparatus for Treatment of Sewage and the like.
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DK20513C
(en)
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Method and Apparatus for Leaving Leather Surfaces.
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DK24092C
(en)
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Method and Apparatus for Treating Coal.
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DK25928C
(en)
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Procedure and Apparatus for Indicating the Hardness of Water and the Like.
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DK20786C
(en)
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Procedure and Apparatus for the Treatment of Hydrocarbons.
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DK14304C
(en)
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Method and Apparatus for Heating Water Using Electricity.
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DK20923C
(en)
|
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Method and Apparatus for Making Salt Salt.
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DK21511C
(en)
|
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Method and Apparatus for Refining Petroleum.
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DK19346C
(en)
|
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Method and Apparatus for Performing Electrosmotic Processes.
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DK15397C
(en)
|
|
Procedure and apparatus for treating steel rails, steel bars and the like.
|
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CH72430A
(en)
|
|
Apparatus for sterilizing tap water
|
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DK20898C
(en)
|
|
Method and apparatus for working metals and the like under water.
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DK21329C
(en)
|
|
Procedure and Apparatus for Drying.
|
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DK28760C
(en)
|
|
Method and Apparatus for Cutting Ice.
|
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DK15499C
(en)
|
|
Method and Apparatus for Making Sculptures.
|
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DK16645C
(en)
|
|
Method and Apparatus for Steam Overheating.
|
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DK29747C
(en)
|
|
Method and Apparatus for Sharpening Knife Discs.
|
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DK22354C
(en)
|
|
Apparatus for emptying Retorts and the like.
|
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DK21906C
(en)
|
|
Procedure and Apparatus for Sponging Cereals.
|
|
DK18435C
(en)
|
|
Apparatus for spreading Norwegian nitrates and the like.
|
|
DK17455C
(en)
|
|
Procedure for the treatment of hides and skins.
|
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DK17342C
(en)
|
|
Procedure for Starting Engines and Related Apparatus.
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DK21013C
(en)
|
|
Apparatus for Flaaning.
|
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DK20454C
(en)
|
|
Procedure and Apparatus for Converting Rock Salt to Use Salt.
|