Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4577200 | Cassette for the ink jet printer of an office machine | Albert Rix, Horst Martens, Klaus-Dieter Frerichs, Wolfgang Leschik | 1986-03-18 |
| 4500219 | Method and apparatus for guiding the paper in typewriters or similar office machines | Heinz Lange, Albert Rix | 1985-02-19 |