Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070401 | Apparatus for making centrifugally-cast tube | Joel Demarest | 2011-12-06 |
| 8033767 | Centrifugally-cast tube and related method and apparatus for making same | Joel Demarest | 2011-10-11 |