Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5299637 | Concrete well | — | 1994-04-05 |
| 5081804 | Power line pylon and lamp post | Erland Andersson | 1992-01-21 |
| 4903388 | Method of branching off a tube | — | 1990-02-27 |
| 4899511 | Post construction kit | Erland Andersson | 1990-02-13 |