Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694926 | Portable drag compressor powered mechanical ventilator | Douglas F. DeVries, Michael J. Cegielski, Warner V. Graves, Jr., Malcolm Williams | 1997-12-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694926 | Portable drag compressor powered mechanical ventilator | Douglas F. DeVries, Michael J. Cegielski, Warner V. Graves, Jr., Malcolm Williams | 1997-12-09 |