Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D302819 | Combined microphone and shielder | — | 1989-08-15 |
| D302158 | Combined microphone, stand and shielder | — | 1989-07-11 |
| D300821 | Combined microphone and shielder | — | 1989-04-25 |
| D300822 | Microphone shielder | — | 1989-04-25 |
| D300823 | Combined microphone and shielder | — | 1989-04-25 |
| D299643 | Headphone-style microphone | — | 1989-01-31 |