Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659163 | Method for metal casting in green-sand molds and casting gutter sealing device | — | 2003-12-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659163 | Method for metal casting in green-sand molds and casting gutter sealing device | — | 2003-12-09 |