Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881027 | Circuit arrangement comprising input circuits to find a power output sum for application in multi-phase electricity meters | Andreas Joder | 1989-11-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881027 | Circuit arrangement comprising input circuits to find a power output sum for application in multi-phase electricity meters | Andreas Joder | 1989-11-14 |