Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897128 | Process of determining the zinc content of phosphating baths | Dieter Hauffe, Horst Gehmecker | 1990-01-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897128 | Process of determining the zinc content of phosphating baths | Dieter Hauffe, Horst Gehmecker | 1990-01-30 |