4. Railways: surface track
  5. Rail joints
  6. Insulated

Patrick J. Boario

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Center supported bond joint

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Method and arrangement to insulate rail ends

Railways: surface track – Rail joints – Insulated
Reexamination Certificate

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Profiled bar

Railways: surface track – Rail joints – Splice bars
Reexamination Certificate

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Wrap-around joint bar sleeve insulator

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Profile ID: LFUS-PAI-P-2295551

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