The first fully mobile timber "harvester", the PIKA model 75, was introduced in 1973 by Finnish systems engineer Sakari Pinomäki and his company PIKA Forest Machines.
Prvý plne mobilný drevársky "harvestor", PIKA model 75, bol vyvinutý v roku 1973 fínskym systémovým inžinierom Sakarim Pinomäkim a jeho firmou PIKA Forest Machines.