Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701972 | Device for roping down or hoisting persons and/or loads from or to great heights | — | 1997-12-30 |
| 4359139 | Lifesaving apparatus for roping down persons | — | 1982-11-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701972 | Device for roping down or hoisting persons and/or loads from or to great heights | — | 1997-12-30 |
| 4359139 | Lifesaving apparatus for roping down persons | — | 1982-11-16 |