Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646196 | C.sub.3 to C.sub.5 polyfluorcalkanes propellants | Wilhelm Lamberts, Dietmar Bielefeldt, Albrecht Marhold, Michael Negele | 1997-07-08 |
| 5624970 | C.sub.3 to C.sub.5 polyfluorcalkanes propellants | Wilhelm Lamberts, Dietmar Bielefeldt, Albrecht Marhold, Michael Negele | 1997-04-29 |