Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4571934 | Chain with chain links of welded round material | Hans Dalferth, Franz Eberhardt | 1986-02-25 |
| 4320620 | Arrangement for fastening a structural part to a round steel chain | Horst Elsasser, Hartwig Zenker, Alfred Bittlingmaier, Hans Dalferth | 1982-03-23 |
| 4316537 | Chain conveyor | Horst Elsasser | 1982-02-23 |