Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5910249 | Method and apparatus for recovering water from a sewer main | Clinton V. Kopp, Warren Johnson, Anthony James Day, Antony MacCormick, Gary William Stollery +3 more | 1999-06-08 |