Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4543384 | Cooling tower fill compositions | Jack F. Blevins | 1985-09-24 |
| 4447560 | Low density fibrous sheet material | — | 1984-05-08 |
| 4443262 | Low density fibrous sheet material | Frank J. Koller, Jr. | 1984-04-17 |
| 4279696 | Process for forming friction materials | — | 1981-07-21 |