Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353841 | Pneumatic plug for clean-out tees | Allen D. Mathison, Marc P. Bevacco | 1994-10-11 |
| D351013 | Mechanical inspection and sealing plug for a monitoring well | Allen D. Mathison | 1994-09-27 |
| 5348085 | Mechanical plug device | — | 1994-09-20 |
| D350704 | Pneumatic test plug | Allen D. Mathison, Marc P. Bevacco | 1994-09-20 |
| D347880 | Well monitor plug | — | 1994-06-14 |