Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524138 | Substantially pore-free sintered polycrystalline articles of .alpha.-silicon carbide, boron carbide and free carbon and process for their manufacture | Karl-Alexander Schwetz, Klaus Reinmuth, Klaus Hunold | 1985-06-18 |