Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278162 | Friction disc | Ronald E. Grambo, Robert William Biggs, Jr., Thomas A. Healy, deceased | 1981-07-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278162 | Friction disc | Ronald E. Grambo, Robert William Biggs, Jr., Thomas A. Healy, deceased | 1981-07-14 |