Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636403 | Tube cleaning apparatus | Joseph J. Franzino, William W. Coville | 1997-06-10 |
| 5472514 | Duct cleaning method | — | 1995-12-05 |
| 5426807 | Tube cleaning apparatus | Joseph J. Franzino, William W. Coville | 1995-06-27 |
| 5235718 | Tube cleaning apparatus | Joseph J. Franzino | 1993-08-17 |
| 4651497 | Apparatus for packaging a pressurized dispenser | — | 1987-03-24 |
| 4526297 | Collapsible laminated tube container and method for making it | — | 1985-07-02 |