Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800048 | Die drawing process and apparatus for piezoelectric polymer films and tubes | Philip E. Bloomfield, Richard A. Ferren | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800048 | Die drawing process and apparatus for piezoelectric polymer films and tubes | Philip E. Bloomfield, Richard A. Ferren | 1989-01-24 |