Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4721562 | Aerating apparatus | Wolfgang Barnscheidt, Horst von Borries, Robert Rautenbach, August Schiffermuller, Jean-Pierre Lamort | 1988-01-26 |
| 4426241 | Belt loop fabricating apparatus and method | Thomas P. Kempf | 1984-01-17 |