DK21137C
(en)
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Method of Manufacturing Metal Pipe Fittings.
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DK21502C
(en)
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Method for Manufacturing U-Shaped Pipe Fittings.
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DK19685C
(en)
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Procedure for Manufacturing Pipe Fittings.
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DK14848C
(en)
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Method for Manufacturing U-Shaped Pipes.
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DK14204C
(en)
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Method for Manufacturing Metal Coatings.
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DK22472C
(en)
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Method for Manufacturing Metal Coatings.
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DK15585C
(en)
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Method for making Betulin useful for the manufacture of coatings.
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DK24284C
(en)
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Procedure for Drawing Steel Pipes.
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DK27623C
(en)
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Procedure for Connecting Pipes.
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DK20222C
(en)
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Method for Manufacturing Metallic Tungsten Bodies.
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DK23527C
(en)
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Process for the production of metal sulphides.
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DK13601C
(en)
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Method for Manufacturing I-Beams with Parallel Flanges.
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DK15836C
(en)
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Form for Manufacture of Concrete Pipes.
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DK21436C
(en)
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Gasket for socket pipe.
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ES62422A1
(en)
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A method of manufacturing collised metal rods without the need for holders.
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DK21368C
(en)
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Stamping machine for the production of cement pipes.
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DK18122C
(en)
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Method of Manufacture of Metal Colloids.
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FR426956A
(en)
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Metal pipe fitting
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DK18043C
(en)
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Procedure for the manufacture of turning pieces for pipelines, in particular for superheater pipes.
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DK15047C
(en)
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Procedure for the manufacture of pipes of smoky gunpowder.
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DK22813C
(en)
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Procedure for Joining Glass Bodies.
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DK21110C
(en)
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Gasket for socket pipe.
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DK24323C
(en)
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Procedure for Immediate Production of Countertop Alloys of Copper.
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DK30550C
(en)
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Method of Manufacturing a Reduction Product of Oxycodeinone.
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DK30122C
(en)
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Method for the production of concentrated nitrous gases.
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