Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828011 | Countergravity casting apparatus | Bradley W. Hanson, Jeffrey D. Porter, James H. Smith | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828011 | Countergravity casting apparatus | Bradley W. Hanson, Jeffrey D. Porter, James H. Smith | 1989-05-09 |