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| Number | Title | Issue Date |
| 5651499 | Boltless guardrail assembly for a railroad track A railroad track is provided having a running rail and a guardrail which are spaced apart by self-locking separator blocks and mounted to base plates. The foot of the running rail fits within channels formed into each of the base plates, with an outward e... | 07/29/1997 |
| 5169064 | Switch point guard rail An adjustable switch point guard rail assembly for use adjacent the switch point of a railway switch. The adjustable guard rail assembly is comprised of a plurality of support chairs and an adjustable guard rail. The sdjustable guard rail includes a surfa... | 12/08/1992 |
| 5115970 | Switch point guard rail An adjustable switch point guard rail assembly for use adjacent the switch point of a railway switch. The adjustable guard rail assembly is comprised of a plurality of support chairs and an adjustable guard rail. The adjustable guard rail includes a surfa... | 05/26/1992 |
| 4572431 | Rail fastener assembly A rail fastener is described comprising a rail plate, a rail seat defined in an upper surface of the rail, rigid rail clips for engaging the flanges of the rail, bolts for securing the rail clips to the plate, a resilient pad mounted underneath the rail s... | 02/25/1986 |
| 4350290 | Resilient rail fastener assembly for curved track A resilient rail fastener assembly for curved tracks includes a unitary base plate adapted to receive a load carrying rail which includes a pair of planar brace plates for maintaining the rail in a vertical orientation and reducing noise and vibration. Mo... | 09/21/1982 |
| 3945566 | Spring rail plate fasteners for direct railroad track fixation A railroad track fastener assembly consisting of a spring plate and a resilient seat for a railroad rail comprising a pad of resilient material positioned between the rail base and the base of a spring plate. The spring plate may be bolted to any type of ... | 03/23/1976 |
