Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320157 | Expendable core for casting processes | June-Sang Siak, Richard Michael Schreck | 1994-06-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320157 | Expendable core for casting processes | June-Sang Siak, Richard Michael Schreck | 1994-06-14 |