Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338031 | Laser grade, elevation, curve surveying system | Richard O. Barton | 1982-07-06 |
| 4330212 | Triaxis laser alignment system and method | — | 1982-05-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338031 | Laser grade, elevation, curve surveying system | Richard O. Barton | 1982-07-06 |
| 4330212 | Triaxis laser alignment system and method | — | 1982-05-18 |