Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902347 | Polyamide fibers, microsilica and Portland cement composites and method for production | Parviz Soroushian | 1990-02-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902347 | Polyamide fibers, microsilica and Portland cement composites and method for production | Parviz Soroushian | 1990-02-20 |