Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310011 | Vertical drilling boom | — | 1994-05-10 |
| 5297642 | Apparatus for storing drill rods | Pauli Rajakallio, Leo Hakkinen, Pekka Koskelo, Markku Launiemi | 1994-03-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310011 | Vertical drilling boom | — | 1994-05-10 |
| 5297642 | Apparatus for storing drill rods | Pauli Rajakallio, Leo Hakkinen, Pekka Koskelo, Markku Launiemi | 1994-03-29 |