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US2035929A
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Rail brace
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US2020441A
|
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Method of making special tie plates
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US2023344A
|
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Point and switch
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US2030231A
|
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Frog and switch track work
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US1451264A
|
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Mold or form
|
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US1111594A
|
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Rail-joint.
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US1074332A
|
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Ground-switch stand.
|
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US1074365A
|
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Switch-tongue fastening.
|
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US1074331A
|
|
Railway-frog.
|
|
US1063308A
|
|
Railway-switch construction.
|
|
US991752A
|
|
Switch-tongue-actuating mechanism.
|
|
US960265A
|
|
Retaining device for switch-points.
|
|
US930645A
|
|
Switch-stand.
|
|
US991726A
|
|
Splice-bar for electrically-welded joints.
|
|
US946391A
|
|
Spring-switch.
|
|
US920619A
|
|
Switch structure.
|
|
US920534A
|
|
Spring-switch.
|
|
US901726A
|
|
Retaining device for switch-points.
|
|
US901804A
|
|
Switch-stand.
|
|
US946349A
|
|
Pinless switch.
|
