Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474357 | Vacuum sewer system | — | 2002-11-05 |
| 6470925 | Vacuum system | Jouni Hyvarinen | 2002-10-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474357 | Vacuum sewer system | — | 2002-11-05 |
| 6470925 | Vacuum system | Jouni Hyvarinen | 2002-10-29 |