Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6412421 | Gate assembly for a railroad hopper car | Jeremy J. Dohr | 2002-07-02 |
| 6412422 | Gate assembly for a railroad hopper car | Jeremy J. Dohr | 2002-07-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6412421 | Gate assembly for a railroad hopper car | Jeremy J. Dohr | 2002-07-02 |
| 6412422 | Gate assembly for a railroad hopper car | Jeremy J. Dohr | 2002-07-02 |