Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624472 | Method for dry grinding with improved magnesium oxychloride cement bond containing graphite | James P. Koch | 1997-04-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624472 | Method for dry grinding with improved magnesium oxychloride cement bond containing graphite | James P. Koch | 1997-04-29 |