Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844960 | Time determinate fire protection blanket | William J. Chockey | 1989-07-04 |
| 4811529 | Fire resistant flexible seal | Kendall R. Harris, Ralph J. Block | 1989-03-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844960 | Time determinate fire protection blanket | William J. Chockey | 1989-07-04 |
| 4811529 | Fire resistant flexible seal | Kendall R. Harris, Ralph J. Block | 1989-03-14 |