Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5975235 | Seating member for connecting a continuous-flow earmold tubing connector to an earmold | Norman D. Schlaegel | 1999-11-02 |
| 5753870 | Continuous flow earmold tubing connector with a filter | Norman D. Schlaegel | 1998-05-19 |
| 4381830 | Continuous flow earmold tubing connector | Norman Schlagel | 1983-05-03 |