Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431524 | Wire or cable pulling apparatus | — | 2002-08-13 |
| 5852938 | Freezing apparatus for liquid-filled pipelines | Jurgen Fuhr, Rudolf Herrgen, Michael Nolle | 1998-12-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431524 | Wire or cable pulling apparatus | — | 2002-08-13 |
| 5852938 | Freezing apparatus for liquid-filled pipelines | Jurgen Fuhr, Rudolf Herrgen, Michael Nolle | 1998-12-29 |