Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649534 | Endotracheal tube bite block and anti-bite assembly | — | 1997-07-22 |
| 5641464 | Stethoscope cleansing device and method | John D. Calebaugh | 1997-06-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649534 | Endotracheal tube bite block and anti-bite assembly | — | 1997-07-22 |
| 5641464 | Stethoscope cleansing device and method | John D. Calebaugh | 1997-06-24 |