Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669770 | Facing sand composition and method of incorporation in a mold | — | 2003-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669770 | Facing sand composition and method of incorporation in a mold | — | 2003-12-30 |