Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461104 | Removable walking attachment for ski boots | Carston R. Calkin | 1984-07-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461104 | Removable walking attachment for ski boots | Carston R. Calkin | 1984-07-24 |