Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664321 | Process for the production of a lead accumulator | Olaf Sielemann, Harald Niepraschk | 1997-09-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664321 | Process for the production of a lead accumulator | Olaf Sielemann, Harald Niepraschk | 1997-09-09 |