Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638890 | Interlocking liner for a casting shake-out unit | Michael S. Didion | 1997-06-17 |
| 5613902 | Sand reclaimer | Michael S. Didion | 1997-03-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638890 | Interlocking liner for a casting shake-out unit | Michael S. Didion | 1997-06-17 |
| 5613902 | Sand reclaimer | Michael S. Didion | 1997-03-25 |