Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685973 | Reclamation of foundry sands | — | 1987-08-11 |
| 4665966 | Riser sleeves for metal casting moulds | Max G. Neu, Michael J. Gough, Roger Wallis | 1987-05-19 |
| 4660623 | Ceramic shell moulds, manufacture and use | — | 1987-04-28 |
| 4612968 | Method of casting using expendable patterns | Derek A. Bish, Stephen G. Sharman | 1986-09-23 |