Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937156 | Process for introducing a hardening sulfuric acid electrolyte into battery cells | Klaus Boeller, Gerd Hoogestraat | 1990-06-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937156 | Process for introducing a hardening sulfuric acid electrolyte into battery cells | Klaus Boeller, Gerd Hoogestraat | 1990-06-26 |