Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803037 | Pipe quenching apparatus | Garry J. Becze, Friedrich W. Kruppert, Jack W. Leistner | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803037 | Pipe quenching apparatus | Garry J. Becze, Friedrich W. Kruppert, Jack W. Leistner | 1989-02-07 |