Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4394900 | Central system elevator | Roger Becker, J. Michael Harbour | 1983-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4394900 | Central system elevator | Roger Becker, J. Michael Harbour | 1983-07-26 |