Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4722001 | Self-propelled inspection vehicle | Clemens Dippold, Georg Gebald | 1988-01-26 |
| 4601133 | Manipulator head with grinding device for pipes or pipelines | Georg Gebald, Clemens Dippold, Siegfried Forner | 1986-07-22 |