Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4294438 | Replaceable liner for a crucible | Leo C. Lanzel, William A. Bauer | 1981-10-13 |
| 4235859 | Graphite molding powder and method of preparation | John W. Borkowski, La Vern J. Lenze, Jr., Alan F. Campbell | 1980-11-25 |