Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4531539 | Control valve for flow of solids | Frank J. Jandrasi | 1985-07-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4531539 | Control valve for flow of solids | Frank J. Jandrasi | 1985-07-30 |