Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5705048 | Apparatus and a process for regenerating a CUCl.sub.2 etchant | Raymond J. Smialek, Ronald A. Putt | 1998-01-06 |
| 5421966 | Electrolytic regeneration of acid cupric chloride etchant | — | 1995-06-06 |
| 4490218 | Process and apparatus for producing surface treated metal foil | Igor V. Kadija | 1984-12-25 |