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GB191308477A
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Improvements in the Method of and in Mills for Rolling Seamless Tubes.
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US974744A
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Method of manufacturing seamless tubes.
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CA126273A
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Machine for making bolts, rivets, nuts, etc.
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GB190914344A
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Improvements in or relating to Blank-cutting and Feeding Mechanism for Bolt Heading Machines.
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US987282A
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Manufacture of bolts, rivets, &c.
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GB190908335A
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An Improved Feed-mechanism for Bolt, Rivet or like Heading Machines.
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GB190824908A
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Improved Method of and Means for Operating Dies in Bolt and Rivet Making Machines.
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US984887A
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Feeding and cutting mechanism.
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US969333A
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Process for rolling out hollow billets to form seamless tubes.
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GB190702060A
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Improvements in or relating to the Formation of Rivet Heads and the like.
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GB190628248A
|
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Improvements in or relating to Rolling Hollow Billets to Form Seamless Tubes
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|
GB190614183A
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Process and Apparatus for the Stepwise Rolling of Tubes and other Hollow Bodies.
|
|
CA100264A
|
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Machine for making nuts
|
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CA101545A
|
|
Method of making nuts
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GB190518996A
|
|
Improvements in the Method of Rolling Hollow Billets on Mandrels.
|
|
GB190518995A
|
|
A New or Improved Method of Rolling Hollow Billets on a Mandrel.
|
|
US914332A
|
|
Manufacture of tubes.
|
|
US914333A
|
|
Manufacture of tubes.
|
|
US845331A
|
|
Machine for making rivets, &c.
|
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GB190506684A
|
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Improvements in or relating to the Manufacture of Nut Blanks and the like
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