Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4217140 | Method and apparatus for extrusion pressing of a granulated, preferably powder-metallurgic material | Klaus Lichtinghagen | 1980-08-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4217140 | Method and apparatus for extrusion pressing of a granulated, preferably powder-metallurgic material | Klaus Lichtinghagen | 1980-08-12 |