Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806205 | Process for preparing sheet composites containing crystalline phosphate fibers | John A. Hinkebein | 1989-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806205 | Process for preparing sheet composites containing crystalline phosphate fibers | John A. Hinkebein | 1989-02-21 |