Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5050283 | Arrangement for handling drill rods in a rock drilling unit or the like | Jusha Piipponen, Pekka Heiskanen, Juhani Lappalainen, Pekka Salmi | 1991-09-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5050283 | Arrangement for handling drill rods in a rock drilling unit or the like | Jusha Piipponen, Pekka Heiskanen, Juhani Lappalainen, Pekka Salmi | 1991-09-24 |