Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4896647 | Cutting tool system for cutting stone and method of cutting same | Frank Valva | 1990-01-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4896647 | Cutting tool system for cutting stone and method of cutting same | Frank Valva | 1990-01-30 |