Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6558535 | Residential septic tank with seams above sewage line and residential septic tank with stepped ribs | Robin Berg, Kaushik Mallick, Michael Zais | 2003-05-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6558535 | Residential septic tank with seams above sewage line and residential septic tank with stepped ribs | Robin Berg, Kaushik Mallick, Michael Zais | 2003-05-06 |