Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317425 | Apparatus for applying plasticizer to fibrous filter material in filter rod making machines | Peter Grumer, Rolf Gomann | 1982-03-02 |
| 4313974 | Method of applying atomized liquid plasticizer to a running tow of filamentary filter material | Gunter Wahle | 1982-02-02 |