Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5153970 | Mechanism for operating a needle board in a needling machine | — | 1992-10-13 |
| 5113563 | Apparatus for needling a web | Gunther Feyerl | 1992-05-19 |
| 5049383 | Aqueous biocidal cationic dispersions of polymers and their use as fungicidal, bactericidal and algicidal treatment agents | Hans-Ullrich Huth, Helmut Braun | 1991-09-17 |
| 5016324 | Feeder for supplying fibers to an apparatus for forming a preliminary web | — | 1991-05-21 |
| 4970201 | Preservatives for cellulose containing products | Eberhard Giebeler, Detlef Wehle, Helmut Hartner, Helmut Berenbold | 1990-11-13 |