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| Number | Title | Issue Date |
| 7063269 | Rail support plate and related system A rail support plate for use in a rail support system. The plate has an open slotted hole on one side and a hole on its other side. This plate is placed over a set of opposed holes in a support structure. One of these opposed holes has a fixedly secured anchor bolt ... | 06/20/2006 |
| 7014407 | Full-round, offset-head nail A wire nail for use with a powered nail-driving tool has a full-round head with an axis that is offset from an axis of the integrally formed shank. An outer circumferential surface of the shank is at least as offset from the shank axis in one radial direction as a c... | 03/21/2006 |
| 5449116 | Tie plate for mounting rails A tie plate with posts is designed for easy insertion of the foot of the rail cooperates with pins through the posts to rigidly affix the rail to the tie plate and to railroad ties or roadbed. The posts may be made of flexible material in which case the r... | 09/12/1995 |
| 5024381 | Active railroad spike and tie plate interconnection therefor A rail spike for holding a tie plate on a tie, embodied in accordance with the invention so that tie cutting is prevented, spike removal for track maintenance is facilitated, and a free rail load wave is allowed. This preferably is attained by providing t... | 06/18/1991 |
| 4349151 | Holding a railway rail down on a support member To hold a railway rail down on a support member, a device is employed having a first part driven into a vertical hole in the support member, a second part having a sideways projection, part of which lies vertically below a part of the support member, to o... | 09/14/1982 |
| 4078724 | Rail clip with deformable attachment lugs A rail mounting assembly is disclosed including clip members which is some cases have formable portions for effecting engagement with a base plate to retain the clip member in position on a crosstie with the base plates on opposite sides of the rail being... | 03/14/1978 |
