Inventor
TIENARI OSSI
FI5 patents
⚠️ This page may combine multiple inventors who share the name “TIENARI OSSI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAMPELLA OY AB
3 patentsUS4848485AJul 18, 1989
Method of and an arrangement for controlling rock drilling
TAMPELLA OY AB12 citations71
US5000271AMar 19, 1991
Feeding device for a rock drilling machine
TAMPELLA OY AB10 citations69
US4399876AAug 23, 1983
Reversing mechanism for the direction of rotation in a drilling apparatus
TAMPELLA OY AB5 citations58