Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5309595 | Drain cleaning apparatus | Roy W. Salecker, David Margherio, Donald J. Borelli | 1994-05-10 |
| 5239724 | Mechanism for advancing a rotating cylindrical member | Roy W. Salecker | 1993-08-31 |
| 5222270 | Electromagnetic motor brake unit for rotary drain and sewer router | Roy W. Salecker | 1993-06-29 |
| 5199129 | Torque monitoring system for rotary drain and sewer cleaning apparatus | Roy W. Salecker | 1993-04-06 |