Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605493 | Stone polishing apparatus and method | Thomas P. A. Donatelli, Franklin P. Donatelli, John A. Castaldo | 1997-02-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605493 | Stone polishing apparatus and method | Thomas P. A. Donatelli, Franklin P. Donatelli, John A. Castaldo | 1997-02-25 |