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DK4499C
(en)
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Procedure for Mining Metals of Any Kind.
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DK5288C
(en)
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Procedure for Treatment of Copper Ore.
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DK5266C
(en)
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Procedure for making Straatage refractory.
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DK5025C
(en)
|
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Procedure for the manufacture of fireproof roads.
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DK4973C
(en)
|
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Method for joining metals.
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FR1250E
(en)
|
|
New explosive
|
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DK5177C
(en)
|
|
Procedure for the production of real adhesives.
|
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DK5206C
(en)
|
|
Gas Production Procedure.
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DK4868C
(en)
|
|
Device for Exploitation of the Recule by Firearms.
|
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DK5914C
(en)
|
|
Procedure for Smelting Coal.
|
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DK4474C
(en)
|
|
Machine for the manufacture of corkscrews.
|
|
CH25372A
(en)
|
|
Underwind furnace
|
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DK4921C
(en)
|
|
Safety Case for Matchboxes.
|
|
DK5143C
(en)
|
|
Procedure for the production of alkali metal.
|
|
DK5162C
(en)
|
|
Devices of an glow-making machine.
|
|
DK4968C
(en)
|
|
Method of Making Pressed Plasterboard.
|
|
DK4954C
(en)
|
|
Procedure for Dyeing Mineral Oils.
|
|
DK4877C
(en)
|
|
Explosive.
|
|
DK5023C
(en)
|
|
Explosive.
|
|
FR357349A
(en)
|
|
Coherer for mines
|
|
ES29411A1
(en)
|
|
Furnace improvements.
|
|
DK5909C
(en)
|
|
Radplow for Destruction of Agerkaal.
|
|
FR323801A
(en)
|
|
An incubator-brooder
|
|
FR325206A
(en)
|
|
New assembly for metal pipes
|
|
DK5193C
(en)
|
|
Procedure for the production of gas and coke.
|