Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773467 | Method and apparatus for casting articles | Lawrence D. Graham, Richard A. Skelley, Ronald Ardo | 1988-09-27 |
| 4763716 | Apparatus and method for use in casting articles | Lawrence D. Graham, Thomas George, Mark A. Crnkovic, William D. James, Walter Merz | 1988-08-16 |
| 4673021 | Method and apparatus for casting articles | Lawrence D. Graham, Richard A. Skelley, Ronald Ardo | 1987-06-16 |