Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6296209 | Railroad switch stand | — | 2001-10-02 |
| 6220553 | Railroad switch stand | — | 2001-04-24 |
| 5094387 | Adjustable hook flange guard rail for use on trackwork | Paul Rice | 1992-03-10 |
| D317278 | Adjustable clamp for supporting a railway rail | — | 1991-06-04 |
| 4283030 | Railway switch heel block | — | 1981-08-11 |