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GB173935A
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Cutting machine
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DE363260C
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Adjustment device for a welding torch arranged on a slide, in particular for pipes
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DE354397C
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Device for butt or butt welding of sheet metal edges
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GB148927A
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Pantographic gas cutting apparatus
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DE365125C
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Longitudinal seam welding machine with workpiece moved under the torch and automatically liftable torch at the end of the weld seam
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DE353099C
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Gas cutting machine
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DE347426C
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Gas cutting device
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DE367657C
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Gas cutting machine
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DE353098C
|
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Pantograph for the transmission of motion from gas cutting torches
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DE353100C
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Gas cutting machine
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GB146390A
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Improvements in blowpipe apparatus for cutting metals
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US1390600A
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Torch-adjuster arm
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DE338425C
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|
Cutting torch tool
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GB168701A
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Improvements in uniting by fusion
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GB162431A
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Improvements in autogenous welding and blowpipes therefor
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GB163416A
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A method and apparatus for welding tubes
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GB155461A
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Improvements in oxyacetylene or like torches
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US1402996A
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Method of welding
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GB139454A
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Gas-cutting machine
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GB158365A
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Improvements in gas-cutting machine
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