Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5941145 | Tube squaring tool | Mark A. Marshall | 1999-08-24 |
| D407724 | Tube squaring tool | Mark A. Marshall | 1999-04-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5941145 | Tube squaring tool | Mark A. Marshall | 1999-08-24 |
| D407724 | Tube squaring tool | Mark A. Marshall | 1999-04-06 |