Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4621953 | Anti-erosion protrusions for wear surfaces in fluid conduits | — | 1986-11-11 |
| 4199010 | Ceramic lined conduit | Edwin J. Przetak | 1980-04-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4621953 | Anti-erosion protrusions for wear surfaces in fluid conduits | — | 1986-11-11 |
| 4199010 | Ceramic lined conduit | Edwin J. Przetak | 1980-04-22 |