Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4397717 | Alkaline zinc electroplating bath with or without cyanide content | Karl-Heinz Lindemann, Volker G. Kunz | 1983-08-09 |
| 4388161 | Acid tin bath and tin/lead bath respectively for the electrode-position of lustrous coatings of tin and tin/lead respectively | Karl-Heinz Lindemann, Volker G. Kunz | 1983-06-14 |