Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874641 | Method of providing a barrier between a substrate and the atmosphere and compositions therefor | — | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874641 | Method of providing a barrier between a substrate and the atmosphere and compositions therefor | — | 1989-10-17 |