Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4775427 | Phosphate conversion coatings for composite metals | Heinz Portz | 1988-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4775427 | Phosphate conversion coatings for composite metals | Heinz Portz | 1988-10-04 |