Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482263 | Heat shield assembly for crystal pulling apparatus | Lee William Ferry, Kirk D. McCallum, Richard G. Schrenker | 2002-11-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482263 | Heat shield assembly for crystal pulling apparatus | Lee William Ferry, Kirk D. McCallum, Richard G. Schrenker | 2002-11-19 |