Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821591 | Seamless tubular film and methods and devices for producing a seamless tubular film materials | Klaus-Dieter Hammer, Rainer Neeff, Klaus Berghof, Markus Eilers, Reinhard Maron | 2004-11-23 |
| 6797100 | Method and apparatus for the manufacture of a tube made of film on a cellulose basis which an insert reinforces | Klaus-Dieter Hammer, Helmut Sattler, Rainer Neeff | 2004-09-28 |