Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928598 | Propelling charge case | Udo Sabranski, Hans W. Luther, Jurgen Winkelmann | 1990-05-29 |
| 4763577 | Cartridge ammunition with at least a partially combustible propellant charge cartridge casing | Rudolf Romer, Juergen Winkelmann | 1988-08-16 |
| 4444115 | Cartridge-type munition having a destructible or partially combustible casing | Rudolf Romer, Jurgen Winkelmann | 1984-04-24 |