Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673726 | Method for weaving a multi-ply fabric packing with hexagonal cells | — | 1997-10-07 |
| 5643458 | Sludge dehydrating press and method for treating sludge | — | 1997-07-01 |
| 5622625 | Method of manufacturing a drum | — | 1997-04-22 |
| 5618424 | Rotary drum type device for separating solid particles from a liquid | — | 1997-04-08 |