Wood preparation machines, including planers, timber defect detection and scanning machines, timber defect marking machines, machines for the detection of defect markings, timber profile measuring machines, stationary cut-off saws and cut-off saws movable together with the timber, optimizing cut-off saws, grading machines for timber strength, timber lengths, timber qualities, and timber wastes; woodworking machines, finger jointing installations, including timber crowding, package stacking and alignment machines, finger joint shapers, mechanical finger joint glue applicators, finger joint thread-in tracks, finger joint presses, timber cut-to-length saws, saws for cutting fixed lengths, mitre saws, outfeed tables, timber moulders, timber sanding machines; wood processing machines, including timber edge gluing machines, timber infeed appliances, glue applicator rollers, timber laminating presses, machines for side gluing timber planks to glued timbers, glulam beam producting machines; timber conveying and sorting installations, timber stackers, timber packing machines; installations for producting laminates as well as laminated particleboards and fibreboards, including presses, double-belt presses, infeed and outfeed roller conveyors, laminating web supply roll carriers; control and regulating appliances for all the above-specified machines