Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4999038 | Filter unit | — | 1991-03-12 |
| 4198178 | Concrete floor finisher | Per Carlstrom, Gert Persson | 1980-04-15 |
| 4197099 | Apparatus for mounting and holding filter bags and the like | — | 1980-04-08 |
| 4181815 | Self-floating cable for marine operations | Viktor Scuka | 1980-01-01 |