Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284640 | Graphite chuck having a hydrogen impervious outer coating layer | Lyle C. Winterton | 1994-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284640 | Graphite chuck having a hydrogen impervious outer coating layer | Lyle C. Winterton | 1994-02-08 |