Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653827 | Brass alloys | Keith Kramer, Frederick F. Treul | 1997-08-05 |
| 5205341 | Low pressure double arm casting apparatus | Frederick F. Treul, William Mackay | 1993-04-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653827 | Brass alloys | Keith Kramer, Frederick F. Treul | 1997-08-05 |
| 5205341 | Low pressure double arm casting apparatus | Frederick F. Treul, William Mackay | 1993-04-27 |