Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787913 | Coal briquetting process | Joseph Goleczka, Walter Harris, Stephen G. Sawyer | 1988-11-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787913 | Coal briquetting process | Joseph Goleczka, Walter Harris, Stephen G. Sawyer | 1988-11-29 |