Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648102 | Vacuum calibrator tool | — | 1997-07-15 |
| 5645861 | Guide roller assembly for a vacuum sizing tank | Robert H. Bessemer | 1997-07-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648102 | Vacuum calibrator tool | — | 1997-07-15 |
| 5645861 | Guide roller assembly for a vacuum sizing tank | Robert H. Bessemer | 1997-07-08 |