Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D477821 | Combined ear piece and microphone with on and off switch | Oli Anton Bieltvedt | 2003-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D477821 | Combined ear piece and microphone with on and off switch | Oli Anton Bieltvedt | 2003-07-29 |