Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644238 | Method and apparatus for comparing load current in an electrical circuit with the capacity of its supply source | Gregory J. Seifert | 1997-07-01 |
| 5591336 | Apparatus for dewatering and or washing papermaking stock | David E. Chupka, Terry L. Bliss | 1997-01-07 |