Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840761 | Process for making encapsulated anchor rung | Robert Weber | 1989-06-20 |
| 4771861 | Encapsulated anchor rung and process for making same | Robert Weber | 1988-09-20 |
| 4702349 | Anchor step | — | 1987-10-27 |
| 4660681 | Anchor and climbing rung | — | 1987-04-28 |