Power operated wood-processing machines, namely, cutting machines, gripping machines, pruning shears, machines for conditioning of wood residues; power operated wood grippers; power operated wood splitters; hydraulic wood grippers for forestry use; machines for loading, storage and discharge of wood; [ hay, ] bark, and wood loading machines, namely, front loaders, [ crop loaders, ] diggers in the nature of power-operated chain-type trenching machines for digging trenches; forestry machines fo...