Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643386 | Assembly process for fabric bag plug | Allen D. Mathison | 1997-07-01 |
| D378695 | Pipeline plug | Allen D. Mathison | 1997-04-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643386 | Assembly process for fabric bag plug | Allen D. Mathison | 1997-07-01 |
| D378695 | Pipeline plug | Allen D. Mathison | 1997-04-01 |