Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805976 | Coupling means for monomode fiber | Gunter Wilkening | 1989-02-21 |
| 4770288 | Belt-type bucket elevator | — | 1988-09-13 |
| 4261678 | Unloading device for ships, bunkers, storage yards or the like | — | 1981-04-14 |