Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687804 | Equipment for handling drill rods | Juha Piipponen | 1997-11-18 |
| 5348105 | Method for aligning a feeding beam in a rock drilling equipment and a rock drilling equipment and a measuring device | Heikki Rinnemaa, Ari Tuunanen, Pertti Saarelainen | 1994-09-20 |
| 5050283 | Arrangement for handling drill rods in a rock drilling unit or the like | Jusha Piipponen, Pekka Heiskanen, Kari Farlin, Pekka Salmi | 1991-09-24 |