Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778981 | Electrically weldable sleeve for joining thermoplastic pipeline parts | — | 1988-10-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778981 | Electrically weldable sleeve for joining thermoplastic pipeline parts | — | 1988-10-18 |