Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848442 | Resin binders for foundry sand cores and molds | Rasik C. Shah, Robert A. Laitar | 1989-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848442 | Resin binders for foundry sand cores and molds | Rasik C. Shah, Robert A. Laitar | 1989-07-18 |