Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357341 | Two stage sewage grinder pump | Donald Holder, Mark Kowalak, Bruce B. Ordway | 2008-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357341 | Two stage sewage grinder pump | Donald Holder, Mark Kowalak, Bruce B. Ordway | 2008-04-15 |