Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5592395 | Method and apparatus for determining and extending a change interval for an operating fluid of a unit | Ursula Felger, Otto Jung, Jakob Wojtacki | 1997-01-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5592395 | Method and apparatus for determining and extending a change interval for an operating fluid of a unit | Ursula Felger, Otto Jung, Jakob Wojtacki | 1997-01-07 |