Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348798 | Method of making a hollow core structural member | Albert H. Berghuis, Richard C. McKechnie | 1994-09-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348798 | Method of making a hollow core structural member | Albert H. Berghuis, Richard C. McKechnie | 1994-09-20 |