Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5394737 | Permeability tester | William A. Prange | 1995-03-07 |
| 5372459 | Process for producing a landfill | William A. Prange | 1994-12-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5394737 | Permeability tester | William A. Prange | 1995-03-07 |
| 5372459 | Process for producing a landfill | William A. Prange | 1994-12-13 |