Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4277063 | Support device for strengthening the hand gripping of racquet handles and other shaft members | Mary Perrone, administratrix | 1981-07-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4277063 | Support device for strengthening the hand gripping of racquet handles and other shaft members | Mary Perrone, administratrix | 1981-07-07 |