Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645784 | Diameter reduction insertion method for lining tubular members | Simon Tarsha | 1997-07-08 |
| 5626801 | Method of lining a host pipe with a liner by diameter reduction with angularly offset rollers | Simon Tarsha | 1997-05-06 |