Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816167 | Portable system for dewatering contents of sanitary sewer traps | — | 1989-03-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816167 | Portable system for dewatering contents of sanitary sewer traps | — | 1989-03-28 |