Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10053850 | Manhole base assembly with internal liner and method of manufacturing same | James W. Skinner, Robert R. Slocum, John M. Kaczmarczyk | 2018-08-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10053850 | Manhole base assembly with internal liner and method of manufacturing same | James W. Skinner, Robert R. Slocum, John M. Kaczmarczyk | 2018-08-21 |