Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824451 | Melt-blown filter medium | Clifford M. Vogt | 1989-04-25 |
| 4818585 | Agricultural protective fabric | — | 1989-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824451 | Melt-blown filter medium | Clifford M. Vogt | 1989-04-25 |
| 4818585 | Agricultural protective fabric | — | 1989-04-04 |