Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602461 | Arrangement for pouring a pourable melt made up of a copper alloy | Andreas Krause, Meinhard Hecht, Thomas Helmenkamp, Uwe Quadfasel, Ralph Frankenberg +1 more | 2003-08-05 |
| 6565681 | Age-hardenable copper alloy casting molds | Horst Gravemann | 2003-05-20 |