Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144317 | Method of determining mining progress in open cast mining by means of satellite geodesy | Herbert Duddek, Wilfried Klemmer | 1992-09-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144317 | Method of determining mining progress in open cast mining by means of satellite geodesy | Herbert Duddek, Wilfried Klemmer | 1992-09-01 |