Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345003 | Resol phenolic resin binder for hot coating of foundry sand | Noriaki Matsushima | 1982-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345003 | Resol phenolic resin binder for hot coating of foundry sand | Noriaki Matsushima | 1982-08-17 |