Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318149 | Apparatus for inspecting the underside of bridges | — | 1994-06-07 |
| 5253731 | Bridge underview device | — | 1993-10-19 |
| 5167295 | Vehicle, in particular a chassis of a bridge-underside inspection apparatus | — | 1992-12-01 |
| 5015475 | Method and means for preventing or delaying undesired phosphine levels | Wolfgang Kapp | 1991-05-14 |
| 4893696 | Working catwalk for bridge inspection apparatuses | — | 1990-01-16 |
| 4696371 | Bridge bottom inspection apparatus | — | 1987-09-29 |