Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4582603 | Apparatus for the mechanical cleaning of a cold-water stream | — | 1986-04-15 |
| 4566533 | Apparatus for cleaning heat exchanger pipes and methods of operating an apparatus of this type | Rolf Bochinski, Klaus Eimer, Harald Littek | 1986-01-28 |