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US941365A
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Means for extruding hollow bodies.
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US974723A
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Wire-drawing machine.
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US888299A
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Extrusion-machine.
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US887718A
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Extrusion-machine.
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US887717A
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Container for extrusion-machines.
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US895535A
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Method of casting hollow metal bodies.
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US887418A
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Double blocker.
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US893701A
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Machine for extruding metals.
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US823018A
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Automatic guiding and feeding machine.
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US894737A
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Hydraulic machinery.
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US880434A
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Automatic blocking attachment for strip-rolls.
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US819261A
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Apparatus for treating heated metal under pressure.
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US943902A
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Machine for forming tubes.
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US834356A
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Cylinder for treating heated metal.
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US811196A
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Cylinder for treating heated metal.
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US811707A
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Cylinder for treating heated metal.
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US922536A
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Tube-forming machine.
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US756325A
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Rod-casting machine.
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US980569A
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Wire-drawing machine.
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US694722A
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Machine for rolling metal forms.
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