Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849083 | Rotary conductor roll for continuously electroplating metal strip or other electrically conductive strip | Gilbert Bertrand, Gerard Cottet, Guy Dupoyet, Pierre Gasperment, Andre Klein +2 more | 1989-07-18 |
| 4806222 | Counter-current electrolyte injector | Andr',acu/e/ Klein, Alain Leclercq, Patrick Mara | 1989-02-21 |