| 5266407 |
Magnetic recording media |
Uwe Keppeler, Michael Bobrich, Helmut Auweter, Rudolf Suettinger, Albert Kohl +2 more |
1993-11-30 |
| 5266408 |
Magnetic recording media |
Uwe Keppeler, Helmut Auweter, Michael Bobrich, Jochen Rudolph, Gregor Brodt +3 more |
1993-11-30 |
| 5217810 |
Magnetic recording medium having a magnetic layer containing chromium dioxide particles and linolenic acid |
August Lehner, Rudolf Suettinger, Michael Bobrich, Hermann Roller, Werner Lenz +3 more |
1993-06-08 |
| 5096779 |
Chromium dioxide material, its preparation and magnetic recording media containing this chromium dioxide material |
Michael Mueller, Ekkehard Schwab, Helmut Auweter, Rainer Feser, Werner Huebner +2 more |
1992-03-17 |
| 5075179 |
Magnetic recording media |
August Lehner, Rudolf Suettinger, Michael Bobrich, Hermann Roller, Werner Lenz +3 more |
1991-12-24 |
| 4251411 |
Process for the manufacture of organic polymer polyol |
Gerhard Heinz, Wolfgang Jarre, Dietmar Nissen, Klaus Matthias, Hanshelmut Kaeppel |
1981-02-17 |
