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METHOD FOR GRADING AND CLASSIFYING DEBRANCHED TREE-TRUNKS OR SIMILAR ROUNDWOOD ACCORDING TO THE USEFULNESS OF THE WOOD CONTAINED THEREIN, AND AN APPARATUS FOR PUTTING THE METHOD INTO EFFECT
METHOD FOR GRADING AND CLASSIFYING DEBRANCHED TREE-TRUNKS OR SIMILAR ROUNDWOOD ACCORDING TO THE USEFULNESS OF THE WOOD CONTAINED THEREIN, AND AN APPARATUS FOR PUTTING THE METHOD INTO EFFECT
