Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870393 | Method and apparatus for determining generator ventilation system failure using two differential pressure sensors | Peter L. Wilhelm | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870393 | Method and apparatus for determining generator ventilation system failure using two differential pressure sensors | Peter L. Wilhelm | 1989-09-26 |