Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479150 | Methods and arrangements for changing the audio information in an audio/video recording/reproduction system | Andreas Ilmer | 1984-10-23 |
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Skip to contentShowing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479150 | Methods and arrangements for changing the audio information in an audio/video recording/reproduction system | Andreas Ilmer | 1984-10-23 |