Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856057 | Apparatus in a loudspeaking telephone set for supplying power to an amplifier connected to the loudspeaker | Lars A. Snith | 1989-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856057 | Apparatus in a loudspeaking telephone set for supplying power to an amplifier connected to the loudspeaker | Lars A. Snith | 1989-08-08 |