Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6343398 | Drain cleaning apparatus with feed control | Arthur Silverman, Edward Thomas Gaworski, Jr., Paul Korvick | 2002-02-05 |
| 5029356 | Sewer augering apparatus | Lee Silverman | 1991-07-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6343398 | Drain cleaning apparatus with feed control | Arthur Silverman, Edward Thomas Gaworski, Jr., Paul Korvick | 2002-02-05 |
| 5029356 | Sewer augering apparatus | Lee Silverman | 1991-07-09 |