Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699262 | Video rental processing system | David E. Lang, Mark H. Hines | 1997-12-16 |
| 5669744 | Rotary chisel | — | 1997-09-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699262 | Video rental processing system | David E. Lang, Mark H. Hines | 1997-12-16 |
| 5669744 | Rotary chisel | — | 1997-09-23 |