Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4196082 | Combination of a biological dry toilet and a biological waste water purifying plant | Teuvo T. Salokangas, Unto T. Lammi | 1980-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4196082 | Combination of a biological dry toilet and a biological waste water purifying plant | Teuvo T. Salokangas, Unto T. Lammi | 1980-04-01 |