Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10494170 | Portable vertical fluid storage tank | William C. Polacek, Marc J. Speciale | 2019-12-03 |
| 10202236 | Portable vertical fluid storage tank | William C. Polacek, Marc J. Speciale | 2019-02-12 |