Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347068 | Method of simultaneous disposal of solid and liquid wastes | Wolfgang Rabe, Lutz Groschel, Karl Sowka, Gunter Seifert, Manfred Durlich +2 more | 1994-09-13 |
| 5286127 | Writing instrument | — | 1994-02-15 |