Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870369 | Circuit arrangement having a pre-amplifier connected to an opto-electric transducer | Karl-Heinz Prasse | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870369 | Circuit arrangement having a pre-amplifier connected to an opto-electric transducer | Karl-Heinz Prasse | 1989-09-26 |