Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795877 | Fault detecting device for welded pipe joints | Eric Bridgstock, David M. A. Kenworthy, David A. Bilton | 1989-01-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795877 | Fault detecting device for welded pipe joints | Eric Bridgstock, David M. A. Kenworthy, David A. Bilton | 1989-01-03 |