Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149447 | Creosote filtration system with a shell and tube type filtration device | Mansour Mashayekhi, Roger L. Haley, C. Conrad Kempton | 1992-09-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149447 | Creosote filtration system with a shell and tube type filtration device | Mansour Mashayekhi, Roger L. Haley, C. Conrad Kempton | 1992-09-22 |