Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870748 | Apparatus for assembling elements of a smoking article | Gerhard Hensgen, Wolfgang Steiniger, Erwin Oesterling, Siegfried Schlisio | 1989-10-03 |
| 4841993 | Method of and machine for making filter cigarettes | Erwin Oesterling, Siegfried Schlisio | 1989-06-27 |
| 4827947 | Method of and apparatus for rolling and simultaneous radiation treatment of rod-shaped articles of the tobacco processing industry | — | 1989-05-09 |
| 4825882 | Apparatus for rolling uniting bands around groups of rod-shaped articles | — | 1989-05-02 |
| 4825883 | Method of and machine for making filter cigarettes from pairs of plain cigarettes of double unit length | Erwin Oesterling, Siegfried Schlisio | 1989-05-02 |
| 4823932 | Method of and apparatus for manipulating filter cigarettes | — | 1989-04-25 |