Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672181 | Method for manufacturing a hardened lead storage battery electrode | Marco Olper, Armin Ueberschaer, Klaus Drefahl | 1997-09-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672181 | Method for manufacturing a hardened lead storage battery electrode | Marco Olper, Armin Ueberschaer, Klaus Drefahl | 1997-09-30 |