Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378443 | Hopper car outlet gate valve | William F. Burian, Andrew Crouse, Daniel T. Stevenson | 2002-04-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378443 | Hopper car outlet gate valve | William F. Burian, Andrew Crouse, Daniel T. Stevenson | 2002-04-30 |