Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674588 | Welding sleeve for plastic pipe | Dirk Petry | 1997-10-07 |
| 5670012 | Electrically weldable plastic fitting | Michael Bamberger | 1997-09-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674588 | Welding sleeve for plastic pipe | Dirk Petry | 1997-10-07 |
| 5670012 | Electrically weldable plastic fitting | Michael Bamberger | 1997-09-23 |