Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884525 | Single or two-sided galvanizing plant | Klaus Frommann, Rolf Michel | 1989-12-05 |
| 4268033 | Cue ball aiming device | — | 1981-05-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884525 | Single or two-sided galvanizing plant | Klaus Frommann, Rolf Michel | 1989-12-05 |
| 4268033 | Cue ball aiming device | — | 1981-05-19 |