Issued Patents 1997
Showing 1–1 of 1 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 |
Showing 1–1 of 1 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 |