Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320620 | Arrangement for fastening a structural part to a round steel chain | Werner Rieger, Horst Elsasser, Hartwig Zenker, Alfred Bittlingmaier | 1982-03-23 |
| 4320827 | Chain conveyor | Alfred Puppel | 1982-03-23 |