Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888890 | Laser control of excavating machine digging depth | Robert H. Studebaker, Ted L. Teach | 1989-12-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888890 | Laser control of excavating machine digging depth | Robert H. Studebaker, Ted L. Teach | 1989-12-26 |