Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701925 | Sanitary yard hydrant | Shaun T. Mulligan, Robert J. Vandepas, Lawrence Almasy | 1997-12-30 |
| 5632303 | Wall water hydrant having backflow and back siphonage preventor | Lawrence Almasy, Robert J. Vandepas, William L. Carlson | 1997-05-27 |
| 5590679 | Wall water hydrant having backflow and back siphonage preventor | Lawrence Almasy, Robert J. Vandepas, William L. Carlson | 1997-01-07 |