Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217514 | Filtering device for tenter treatment gases | Karl Grafen | 1993-06-08 |
| 5134805 | Fabric treatment tenter device with counterbalanced roof | Hermann Frantzen, Karl Grafen, Dieter Jerusalem, Kurt Mank, Adolf Putz +2 more | 1992-08-04 |
| 5028011 | Method and apparatus for winding and crosscutting a running fabric web | — | 1991-07-02 |
| 4977651 | Covering device for a fabric inlet and outlet slot of tenter housing | — | 1990-12-18 |
| 4694526 | Apparatus for heat treatment of a textile web | Karl Grafen | 1987-09-22 |
| 4656756 | Method for heat-treating textile material and tenter for carrying out method | — | 1987-04-14 |
| 4406139 | Roller arrangement for dewatering fabrics | — | 1983-09-27 |