4. Railway switches and signals
  5. Crossings, frogs, and mates
  6. Flange-supported wheel

Keith Young

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Direct support frog assembly

Railway switches and signals – Crossings – frogs – and mates – Frogs
Patent

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Force balanced irregular pitch reamer and associated reaming...

Cutting by use of rotating axially moving tool – Tool or tool with support – Having peripherally spaced cutting edges
Reexamination Certificate

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Guard rail assembly

Railways: surface track – Guardrails
Patent

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Guard rail assembly hook

Railways: surface track – Guardrails
Patent

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Guard rail assembly support block

Railways: surface track – Guardrails
Patent

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Profile ID: LFUS-PAI-P-322969

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