Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4746851 | Charging set for the regenerative recharging of dry batteries | Otto Mallasz | 1988-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4746851 | Charging set for the regenerative recharging of dry batteries | Otto Mallasz | 1988-05-24 |