Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698120 | Barrier for quartz crucible for drawing silicon dendritic web and method of use | — | 1987-10-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698120 | Barrier for quartz crucible for drawing silicon dendritic web and method of use | — | 1987-10-06 |