Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495722 | Mannich polyols for rigid spray foams | Robert L. Zimmerman, Marshall P. Devine | 2002-12-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495722 | Mannich polyols for rigid spray foams | Robert L. Zimmerman, Marshall P. Devine | 2002-12-17 |