Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606997 | Method for rehabilitating pipe line and resin impregnated lining having an integral heating element | Richard Blackmore | 1997-03-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606997 | Method for rehabilitating pipe line and resin impregnated lining having an integral heating element | Richard Blackmore | 1997-03-04 |