Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4195067 | Process for the production of refined metallurgical silicon | Harold B. Strock | 1980-03-25 |
| 4193974 | Process for producing refined metallurgical silicon ribbon | Harold B. Strock | 1980-03-18 |
| 4193975 | Process for the production of improved refined metallurgical silicon | Harold B. Strock | 1980-03-18 |